Answers
Answer:
Option 3
Explanation:
This is the case, given the fact that this species I no longer existant and the most probable answer in this scenarios given that continents split overs millions over years ago would be C
Answer:
The answer is C
Explanation:
This is the only reasonable answer to what Manuel could have found. I don't really know how else to explain it so I hope this helps :)
Related Questions
Order the following from 1-4 with 1 representing short-term impacts and 4 representing long-term impacts on climate: Ocean current changes Human activity Volcanic activity Earth's orbit
Answers
The order of impact on the climate is as follows:
Human activityVolcanic activityOcean current changesEarth's orbitHow do ocean current changes, human activity, volcanic activity, and Earth's orbit impact the climate?Human activity, such as the burning of fossil fuels, deforestation, and agriculture, can have immediate and significant impacts on the climate.
Volcanic activity can also have short-term impacts on the climate, as large eruptions can release large amounts of sulfur dioxide and other gases that can cool the planet for a few years.
Changes in ocean currents, such as the El Niño-Southern Oscillation (ENSO) in the Pacific, can have intermediate-term impacts on the climate, affecting weather patterns over several years.
Earth's orbit, on the other hand, has very long-term impacts on the climate, with changes in the planet's tilt and orbital shape occurring over thousands of years and affecting the amount and distribution of solar radiation received by the planet.
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why anaerobic respiration is to have evolved earlier than aerobic respiration?
Answers
Anaerobic respiration is less efficient than aerobic respiration in terms of the amount of energy produced per glucose molecule, but it is still effective in producing ATP (adenosine triphosphate) for the cell. As life forms evolved and oxygen levels in the atmosphere increased, organisms that were capable of aerobic respiration were able to utilize oxygen to produce more ATP and became more energy-efficient. This gave them an evolutionary advantage over anaerobic organisms, which eventually led to the dominance of aerobic respiration in the evolution of complex life forms.
In summary, the evolution of anaerobic respiration predates that of aerobic respiration because the early Earth's atmosphere did not contain sufficient amounts of oxygen to support the latter. As oxygen levels increased over time, organisms capable of aerobic respiration gained an evolutionary advantage, leading to its eventual dominance in the evolution of complex life forms.
Red blood cell (RBC) lysis is a consequence of hemoglobin defect at which level?
( Biology Chemistry)
Answers
Defects in the molecular structure of hemoglobin can result in abnormal hemoglobin molecules that may cause RBCs to become rigid and deformable or to break down prematurely, leading to hemolysis.
For example, sickle cell anemia is a genetic disorder caused by a mutation in the beta-globin gene, which codes for one of the subunits of hemoglobin. This mutation leads to the production of abnormal hemoglobin molecules that can cause RBCs to take on a sickle shape, become less flexible, and break down more easily, leading to anemia and other health problems.
A true breeding brown bodied male
fly mates with a true breeding white
bodied female fly. All of their
hundreds of progeny are brown
bodied.
7. Which allele is dominant?
8. Write the parent genotypes below.
brown bodied male:
white bodied female:
heterozygous man with wet
Answers
7. The allele for brown body color is dominant over the allele for white body color.
8. The parent genotypes can be represented as follows:
Brown bodied male: BB (homozygous dominant)White bodied female: ww (homozygous recessive)What is an allele?An allele is a variant form of a gene that determines a specific trait or characteristic. Genes are located on chromosomes and are made up of DNA. Different versions of the same gene, or alleles, may exist within a population or individual. These different alleles can result in variations in physical, biochemical, or behavioral traits.
Alleles can be either dominant or recessive, meaning that the effects of a dominant allele will be expressed even if only one copy is present, while the effects of a recessive allele will only be expressed if two copies are present.
7. Based on the given information, we can conclude that the allele for brown body color is dominant over the allele for white body color.
8. The parent genotypes can be represented as follows:
Brown bodied male: BB (homozygous dominant)White bodied female: ww (homozygous recessive)Learn more about alleles here https://brainly.com/question/3452155
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Identify what type of evidence of evolution each of the examples demonstrates.
Can someone double check these answers?
Answers
Yes ,the answer which are chosen in the option are correct.
a. Changes in trilobite morphology over time - Fossil record
b. Gill ridges in human and fish embryos - Homology
c. The similar shape of sharks and dolphins - Convergent evolution
d. Kale, broccoli, and cabbage - Selective breeding
e. Darwin's finches - Biogeography
f. Endemic island species - Biogeography
g. Recognizable, but specialized forelimb bones in different vertebrates - Homology
h. Different types of cattle - Selective breeding
i. Wings of butterflies and birds - Convergent evolution
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PLEASE HELP MEEE!!!!
A boy is walking to school when it suddenly begins raining. He runs the final few blocks to avoid getting drenched. Which of the following statements best describes how the boy's body was able to create this response? A. The midbrain detects and processes information from the environment and sends signals to leg muscles to change their rate of contraction. B. Incoming information from the skin and eyes is transmitted directly to the spinal cord, which then sends a signal to the leg muscles to move faster. C. Stimulation of cells in the eyes and skin results in signal transmission to the hypothalamus in the brain, where the signals are compared with memories and a response is made to increase leg movement. D. Sensory receptors in the skin and eyes transmit information to the visual cortex of the brain, which processes the signal as rain and then sends a signal to the leg muscles to increase contraction.
Answers
Answer:
The best answer is A. The midbrain detects and processes information from the environment and sends signals to leg muscles to change their rate of contraction.
Explanation:
This is because the midbrain is responsible for processing sensory information from the environment and coordinating motor responses, such as adjusting the rate of contraction of leg muscles to run faster. In this case, the boy's midbrain would have detected the change in weather and the sensation of raindrops on his skin, and sent signals to his leg muscles to increase their rate of contraction in order to run faster and avoid getting drenched.
Option B is incorrect because sensory information does not bypass the brain and go directly to the spinal cord. Option C is incorrect because the hypothalamus is primarily responsible for regulating bodily functions such as hunger, thirst, and temperature, and would not be directly involved in the boy's response to rain. Option D is also incorrect because the visual cortex is responsible for processing visual information, not sensory information from the skin.
Helpful traits are usually passed down instead of unhelpful traits because __________.
Check all that are true.
offspring are able to give their parents traits through heredity
helpful traits lead to animals reproducing more often
helpful traits make it easier for animals to get their basic needs
animals with helpful traits can choose which adaptations they want
Answers
The following options are true:
Helpful traits lead to animals reproducing more often
Helpful traits make it easier for animals to get their basic needs
What is Offspring?
Offspring are the young produced by animals, plants, or other organisms as a result of reproduction. In sexually reproducing organisms, offspring inherit genetic material from both parents through the fusion of sperm and egg cells. Offspring may be genetically identical to one another, as in the case of asexual reproduction, or they may show variation in their traits due to genetic recombination and mutation.
These are both true because animals with helpful traits have a better chance of surviving and reproducing, passing on those helpful traits to their offspring. Over time, natural selection favors the traits that increase an animal's chances of survival and reproduction, leading to the spread of helpful traits in a population.
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Does the internal environment of a cell change based on its external environment?
Answers
Yes, the internal environment of a cell can change based on its external environment in order to maintain cellular homeostasis.
What is cellular homeostasis?Cellular homeostasis refers to the maintenance of a stable internal environment within a cell, despite changes in external conditions. It is critical for the proper functioning and survival of a cell. The internal environment of a cell includes the concentration of ions, pH, temperature, and other factors that must be kept within a narrow range for the cell to function optimally.
Cells use a variety of mechanisms to maintain homeostasis, such as ion channels, pumps, and transporters that control the movement of ions in and out of the cell. Additionally, cells may produce or remove specific molecules in response to changes in the environment to maintain a balance between various cellular processes. Disruptions to cellular homeostasis can lead to cellular dysfunction and even cell death.
Cellular homeostasis is a dynamic process, with cells constantly monitoring and adjusting their internal environment to ensure that they can respond to changes in their external environment and maintain their functional integrity.
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why are viruses considered nonliving but bacteria are considered living?
Answers
Answer:
Look down below ↓
Explanation:
Viruses have no energy metabolism, they do not grow, they don't waste products, and they do not reproduce independently but must replicate by invading living cells.
Bacteria is considered living because it can do all these things that a virus can not do.
Jenna notices that the speed of the wind has increased throughout the day. What is causing the faster wind?
There has been no precipitation.
The difference in air pressure has decreased.
The difference in air pressure has increased.
The direction of the wind has changed to the south.
Answers
The most likely cause of the faster wind that Jenna is observing is an increase in the difference in air pressure.
What is Air pressure?
Air pressure is the force exerted by the weight of the atmosphere on a given area. The Earth's atmosphere is composed of a mixture of gases, including nitrogen, oxygen, and carbon dioxide, that are held in place by the Earth's gravity. The weight of this mixture of gases creates a pressure that is felt on the surface of the Earth.
Wind is caused by differences in air pressure between two areas. Air flows from areas of high pressure to areas of low pressure, creating wind as it moves.
Without any information about precipitation or changes in wind direction, it is difficult to say for certain what is causing the faster wind that Jenna is observing. However, an increase in the difference in air pressure is the most likely cause of the faster wind. This could be due to a variety of factors, such as a change in temperature or a shift in atmospheric conditions.
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Identify the placement of items A - E using the
drop down menus.
A
B
C
D
E
Answers
The placement of items A - E using the drop-down menus is as follows:
multicellulareukaryoticno cell wallheterotrophicautotrophicWhat are multicellular organisms?Multicellular organisms are living organisms that are composed of more than one cell. Unlike unicellular organisms, which are composed of a single cell that performs all of the organism's necessary functions, multicellular organisms have specialized cells that perform different functions within the organism.
Multicellular organisms can vary greatly in size and complexity. They can range from simple multicellular organisms such as sponges and jellyfish, to complex organisms such as mammals and birds. In complex multicellular organisms, cells are organized into tissues, organs, and organ systems that work together to carry out the organism's necessary functions.
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Complete question:
Identify the placement of items A-E using the drop down menus
Characteristics
Fungi
Plantae
Animalia
Body Type
Unicellular or
Multicellular
Multicellular
Cell Type
Eukaryotic
Eukaryotic
Cell Structure
Cell Wall
(made of chitin)
Cell Wall
(made of cellulose)
Nutrition
Heterotrophic
A fan pushes hot air out of a vent and into a room. The hot air displaces cold air in the room, causing the cold air to move closer to the floor. The hot air displacing the cold air is an example of ____ transfer by _____
Answers
The hot air displacing the cold air is an example of heat transfer by convection.
What is Convection?
Convection is a mode of heat transfer that involves the movement of fluid (such as a gas or a liquid) due to differences in density and temperature within the fluid. It occurs when warmer regions of a fluid move to cooler regions, carrying their thermal energy with them. This results in a transfer of heat from the warmer region to the cooler region of the fluid. Examples of convection include the movement of air in a room heated by a radiator or the transfer of heat by the circulating currents in a pot of boiling water.
As the hot air moves into the room, it displaces the colder air in the room, which is forced to move closer to the floor. This is because the hot air is less dense than the cold air and rises, while the cold air is more dense and sinks. As the hot air continues to rise and the cold air continues to sink, the process of convection helps to distribute heat throughout the room.
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Please help me with this, pick one choice
Answers
Answer:
33: Anabolic
34: An organism that performs photosynthesis for food
35: B
Explanation:
Answer:
33: A. Anabolic
34: C. An organism that performs photosynthesis for food
35: B. It van shuttle a 2C molecule from glucose into the citric acid cycle.
Hope this Helped! Have a GOOD DAY!
Think about how gene therapy impacts the field of science and our society. Answer the following questions in your explanation:
· Why is gene therapy important to the advancement of science?
· What does gene therapy allow- what doors are open because of this technology?
· How does gene therapy affect society?
Answers
Explanation:
Gene therapy is a rapidly evolving field of science that involves the introduction, removal, or alteration of genetic material within an individual's cells to treat or prevent diseases. The development of gene therapy has important implications for both the advancement of science and the improvement of human health.
Firstly, gene therapy is important to the advancement of science because it provides a new approach to treating diseases that have been difficult or impossible to treat using traditional methods. By targeting the underlying genetic causes of a disease, gene therapy has the potential to provide more effective and long-lasting treatments for a variety of genetic disorders.
Secondly, gene therapy allows for the possibility of correcting genetic mutations or adding new genes to an individual's DNA, which opens doors for potential cures or treatments for previously incurable diseases. For example, gene therapy has shown promising results in treating certain forms of inherited blindness, severe combined immunodeficiency, and some types of cancer.
Finally, gene therapy has important implications for society as a whole. It has the potential to revolutionize the way we approach healthcare, as well as provide new hope for individuals and families affected by genetic disorders. Gene therapy can potentially eliminate the need for lifelong treatments, and improve quality of life for those living with chronic diseases.
However, gene therapy also raises important ethical and social concerns, including issues surrounding the safety and efficacy of the treatment, the cost of the therapy, and potential implications for reproductive rights and genetic discrimination. It is important for scientists, policymakers, and the general public to carefully consider these issues as the field of gene therapy continues to advance.
In conclusion, gene therapy has the potential to transform the field of science and improve human health by providing new approaches to treating genetic disorders. While there are still many challenges to be addressed, gene therapy represents an exciting new frontier in the fight against disease.
In 150 words or more define biotechnology, and describe some of the ways it has benefited both manufacturing and people’s lives.
Answers
Biotechnology is the use of biological methods to produce significant goods that can benefit human welfare.Benefits of biotechnology include: breeding improvements for plants and animals to produce more of their goods.
Which advantages does biotechnology offer?To tackle crippling and uncommon diseases, lessen our environmental impact, feed the needy, use less & cleaner energy, and also have safer, cleaner, and more effective industrial manufacturing processes, modern biotechnology offers ground-breaking goods and technologies.
What are the advantages of biotechnology for business?Industrial biotechnology increases production while consuming less energy, water, and conventional chemical products.It decreases the consumption of fossil fuels and reduces emissions, particularly greenhouse gas emissions.It also produces less trash and is a crucial instrument for waste treatment and reuse.
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In animal feed, what is the average percentage of water?
Group of answer choices
10 to 20
5 to 10
1
50
Answers
Answer:
5% to 7% for mature plant products, such as hay, to more than 90% for young lush green vegetation.
Explanation:
hope it helps
When you hear sounds through a wall, you can hear lower pitched sounds more clearly than higher pitched sounds. Use a model to explain why.
Answers
When sound waves propagate through a medium such as a wall, they interact with the material and undergo various types of attenuation and dispersion. In general, lower pitched sounds have longer wavelengths and are therefore less affected by these interactions compared to higher pitched sounds, which have shorter wavelengths.
What is sound waves?
Sound waves are a type of mechanical wave that is created by the vibration of an object or medium. When an object vibrates, it causes the air particles around it to vibrate, which creates a pressure wave that travels through the air or another medium. As the pressure wave propagates through the medium, it alternately compresses and rarefies the particles in the medium, creating a series of high and low pressure regions that propagate outward from the source of the sound.
When sound waves propagate through a medium such as a wall, they interact with the material and undergo various types of attenuation and dispersion. In general, lower pitched sounds have longer wavelengths and are therefore less affected by these interactions compared to higher pitched sounds, which have shorter wavelengths.
One way to understand this phenomenon is to use the concept of acoustic impedance, which is a measure of the resistance of a material to the propagation of sound waves. Acoustic impedance depends on both the density and the speed of sound in the material, and it varies with frequency. When sound waves encounter a boundary between two materials with different acoustic impedances, some of the energy is reflected back, while some is transmitted through the boundary.
In the case of a wall, the low-frequency components of a sound wave are more likely to be transmitted through the wall because they have a lower acoustic impedance compared to the wall material. In contrast, the high-frequency components are more likely to be reflected because they have a higher acoustic impedance than the wall material. This results in a reduction in the amplitude of high-frequency sounds that are transmitted through the wall, making them harder to hear.
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The phenomenon of hearing lower-pitched sounds more clearly than higher-pitched sounds through a wall can be explained by the physical properties of sound waves and how they interact with materials.
What is Sound Wave?
A sound wave is a type of wave that is created by a vibrating object and is capable of propagating through a medium such as air, water, or solids. Sound waves are composed of compressions and rarefactions that travel through the medium as a series of oscillating pressure changes.
Sound waves are composed of pressure variations that propagate through a medium, such as air or a solid material like a wall. When sound waves encounter a solid object like a wall, they can be partially transmitted through the wall and partially reflected back towards the source of the sound.
The amount of sound that is transmitted through a wall depends on the frequency (or pitch) of the sound, as well as the material properties of the wall. In general, low-frequency sounds have longer wavelengths and are better able to penetrate solid objects than high-frequency sounds, which have shorter wavelengths.
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You will use Punnett squares to predict the probability that two parents of your species will pass a particular trait to their offspring. Each parent has two alleles for a particular gene, one on each homologous chromosome.
To prepare to make the Punnett squares, write down the genotypes of the parents for the three traits you’ll be predicting.
Example:
Mother: YyIRiPF
Father: YyIWiPF
Answers
To predict the probability that two parents of your species will pass a particular trait to their offspring. I will provide you with how to write down the genotypes of the parents for three traits that you could use to create Punnett squares.
What is offspring?
In biology, the term "offspring" refers to the new organism or organisms that are produced as a result of the reproduction of two parent organisms. Offspring inherit genetic material from both parents, which determines their physical traits and characteristics.
In sexual reproduction, the offspring are produced when a male gamete (such as sperm) fertilizes a female gamete (such as an egg) to form a zygote. The zygote then undergoes a series of divisions and differentiations to develop into a mature individual. The offspring may share some traits with their parents, but may also exhibit variations due to genetic recombination, mutation, and environmental factors.
Traits that you could use to create Punnett squares:
Trait 1: Eye color
Mother: Bb
Father: bb
Trait 2: Blood type
Mother: AO
Father: AB
Trait 3: Hair texture
Mother: TT
Father: Tt
Therefore, each parent has two alleles for a specific trait, and we can use these to predict the likelihood of their offspring inheriting certain traits. The Punnett squares can be used to determine the possible genotypes and phenotypes of the offspring.
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What weather system supplies fresh water to a fifth of the world's population?
Answers
The Asian monsoon weather system supplies fresh water to a fifth of world's population. Regions of South Asia experience heavy rainfall during monsoon season, which usually lasts from June to September.
What is freshwater water?Freshwater is defined as water with a maximum of 1,000 milligrams of dissolved particles per liter, most frequently salt. Earth's surface water bodies are usually regarded as renewable resources because they are a part of the water cycle, despite the fact that they rely heavily on other water cycle components.
What are the two primary kinds of fresh water?The lentic ecosystem and the lotic ecosystem are the two main subtypes of freshwater habitats. Ponds, marshes, ditches, and other still-water features make up lentic environments.
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A student is writing an essay about coral reefs for science class. The student wants to revise the essay to include a conclusion. Read the draft of the report and complete the task that follows. Coral reefs can be found in tropical waters around the world. They are beautiful rocky mounds that are valuable to many creatures including fish, sea turtles, and humans. Thousands of species of fish, such as parrotfish and clownfish, depend on coral reefs for food and protection. They eat algae and other small plants that grow on the reef. When the fish eat those plants, they help to keep the coral reef healthy. Many fish find safety in the reef when they are able to blend in with the coral to protect themselves from predators. Another animal that relies on coral reefs is the sea turtle. Many sea turtles make their homes around and beneath the reef formations. The sea turtles also use the reefs as protection from a variety of different predators, such as sharks and killer whales. Humans also rely on coral reefs for food and tourism. Foods, such as, clams, crabs, lobsters, scallops and shrimp can be found living in coral reefs. They are part of the diets of people throughout the world. Coral reefs also provide entertainment to millions of visitors to tropical locations each year. People can go snorkeling and scuba diving to see the beautiful reefs and the different animals that call the reefs their homes.
Answers
In conclusion, coral reefs are an invaluable resource to the many creatures that inhabit them, including fish, sea turtles, and humans.
What is resource?A resource is any physical or virtual asset that can be used to support a business or individual. Examples of resources include money, time, materials, people, knowledge, or technology. Resources can also be intangible, such as data or intellectual property. Depending on the context, resources can be used to generate revenue or to support other activities.
The fish rely on the reef for food and protection, the sea turtles use them for shelter and safety from predators, and humans depend on them for food and tourism. Coral reefs are a vital part of the world's ecosystem and must be protected in order to ensure their continued survival. Without coral reefs, many species of fish, sea turtles, and other animals would be left without a home while people would lose a valuable source of food and entertainment.
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What are the results of natural selection? Select all that apply.
Answers
The giraffes long neck is a(n) ____ which makes it easier for giraffes to feed on the higher branches of trees.
Answers
Answer:
adaptation
Explan
Answer: adaptation
Explanation:
Which of the following sets the stage for tissue repair?
Answers
Answer:
inflammation, organization, and regeneration.
True or False
A stalactite is a deposit of calcite on a cave floor.
Answers
Answer:
True - A stalactite is a deposit of a calcite on a cave floor.
On a chilly summer morning, you inflate a pool float to use later in the day. You fill up the float completely with air and set it next to the pool in the sun. In the afternoon, you notice that it’s gotten very hot and you head to the pool for a swim. When you get there, you see that your pool float has burst open and deflated.
Answer each question below in complete sentences. (2 pts)
Part A: Based on your knowledge of temperature and gasses, explain what happened to your pool float. Use Charles’ Law to support your answer. (2 pts)
Part B: Predict what would have happened to your pool float if the temperature over the day had decreased instead of increased. (2 pts)
Answers
Answer:
the pool is a pool ✨
Explanation:
The image shows particles of salt dissolved in water.
How will the arrangement of salt particles most likely change?
Salt particles will move toward the left through diffusion.
Salt particles will move toward the left through active transport.
Salt particles will move toward the right through diffusion.
Salt particles will move toward the right through active transport.
Answers
salt particles will move toward the left through diffusion
Organisms at each level of the food web use the energy for _______________ and some of the energy is released as heat energy. Responses.
Answers
Answer:
Organisms at each level of the food web use the energy for break down of food to produce energy and some of the energy is released as heat energy.
Explanation:
What are the three POWERS in a microscope what is their total magnification?
Answers
The three powers in a microscope are:
Objective lens power,
Eyepiece power,
Condenser lens power.
What are the three parts of the microscope ?
Objective lens power: This is the magnifying power of the objective lens, which is located close to the object being viewed. Objective lenses come in different magnifications, usually ranging from 4x to 100x.
Eyepiece power: This is the magnifying power of the eyepiece lens, which is located close to the viewer's eye. Eyepieces typically have a magnification of 10x.
Condenser lens power: The power of a condenser lens refers to its ability to focus and direct light onto the specimen being observed in a microscope. It is typically measured in numerical aperture (NA), which is a dimensionless quantity related to the refractive index of the lens material and the angle of the cone of light entering the lens.
The three powers in a microscope are: Objective lens power, Eyepiece power, Condenser lens power.
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Phenylketonuria (PKU) is a genetic condition caused by a defective enzyme
which results in abnormal metabolism. This condition is caused by an autosomal
recessive gene
If the normal gene is represented as P and the abnormal gene by p, use a
genetic inheritance diagram to show how a couple who do not have the
condition may still have a child that does have the condition
You should write down the genotypes of the parents and complete the diagram
to give types of gametes and type of offspring.
Answers
Answer:
Explanation:
Assuming both parents are carriers of the recessive PKU gene (Pp), the Punnett square below shows the possible genotypes and phenotypes of their offspring:
| P | p |
--|-----|-----|
P | PP | Pp |
--|-----|-----|
p | Pp | pp |
--|-----|-----|
PP: Normal phenotype, not a carrierPp: Normal phenotype, carrier of PKUpp: PKU phenotype, affected by the diseaseTherefore, there is a 25% chance that the child of two carrier parents will inherit two copies of the recessive allele (pp) and have PKU.
Lab: Effects of Human Activity on Freshwater Resources lab report PLEASE!!!!!!!!!!
Answers
Answer: Pollutants change the pH of freshwater sources like lakes and groundwater. - When the quality of water changes, water may become unusable. - The appearance of water is not always a sign of its quality.
Explanation: Humans directly change the dynamics of the water cycle through dams constructed for water storage, and through water withdrawals for industrial, agricultural, or domestic purposes. Climate change is expected to additionally affect water supply and demand.