Answers
The DNA is copied incorrectly in the first row where G is copied instead of A and in the sixth row where C is copied instead of T.
The mutations must have occurred as a result of a substitution of nucleotides.
What is substitution in a mutation?Substitution is a type of mutation that involves the replacement of one nucleotide base in DNA with another.
It can be further categorized into three types: silent, missense, and nonsense. In a silent substitution, the change in the DNA base does not result in a change in the amino acid sequence of the protein that is being produced, because the genetic code is degenerate.
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Related Questions
HELP ME PLEASE!!!! Draw diagram the transmission of information in the human body during a reflex response to a harmful stimulus such as touching a hot dish. Label your diagram to identify structures carrying the information, the direction of impulse, and the starting and ending structures involved in the pathway.
Answers
A reflex arc is a pathway where nerve impulse is being carried and the response is generated and shown as a response through the effector organ.
What is Reflex arc?The reflex arc is a special type of neural circuit which begins with a sensory neuron at a receptor such as, a pain receptor and ends with a motor neuron at an effector such as, a skeletal muscle.
The reflex arc describes the pathway in which the nerve impulse is being carried and the response is generated and is shown by the effector organ.
The reflex arc typically consists of five major components, which are:
1. The receptor is present in the receptor organ in the body.
2. The sensory neuron conducts the nerve impulses which are present towards the central nervous system (CNS). The CNS is comprised of the brain and the spinal cord.
3. The information is transferred from one neuron to other neuron.
4. A motor neuron conducts the response through the nerve from the central nervous system to the effector organ.
5. The effector organ shows the response by the contraction or secretion of a product.
The instant movement is performed by the individual in response to the stimulus is called as a reflex action.
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What class of Echinoderms do sea cucumbers belong to? Ophiuroidea Crinoidea Echinoidea (((((Holothuroidea)))))) I THINK ITS d
Answers
Holothuroidea class.Any of the 1,200 different kinds of marine creatures that make up the class Holothuroidea, a division of the phylum Echinodermata, are referred to as sea cucumbers.
What classification do echinoderms fit into?Sea stars, brittle stars, sea urchins, sand dollars, sea lilies or feathery stars, and holothuroidea are the five extant classes that make up the phylum echinoderms (sea cucumbers).Members of the sea star class Asteroidea are the most well-known echinoderms.
What makes sea cucumbers an echinoderm?Sea cucumbers, like all echinoderms, have both a haemal system and a water circulatory tissue that give their tentacles & tube feet the hydraulic pressure they need to move.The latter has well-developed arteries as well as exposed sinuses and is more sophisticated than those in other echinoderms.
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Imagine you need to track the passing of time (days, weeks, months) just from watching the night sky.
What could you determine about time, now that you know the phases and length of the lunar cycle? Drag
and drop the lengths of time to match the description of what you have seen in the night sky.
Three months have passed.
111
About three weeks have passed.
111
About two weeks have passed.
About one week has passed.
111
One month has passed.
Some time has passed since the full moon. There is no moon visible in the sky.
The moon had just a sliver of light on its left side. Now it has just a sliver of light on its
right side.
You have seen a first-quarter moon three times now.
The moon was just a sliver of light on its right side. Now it's just a sliver of light on its
left side.
Some time has passed since the waxing gibbous moon. The moon is a waxing gibbous
moon again.
555
Aa
Answers
The lunar cycle is apprοximately 29.5 days lοng, sο if yοu οbserve the phases οf the mοοn, yοu can estimate the passage οf time in terms οf lunar mοnths.
What is lunar cycle?The lunar cycle, alsο knοwn as the lunar mοnth, is the time it takes fοr the Mοοn tο cοmplete οne οrbit arοund the Earth. This cycle lasts abοut 29.5 days and is characterized by the changing appearance οf the Mοοn as it mοves thrοugh different phases. The lunar cycle is an impοrtant tοοl fοr tracking time and has been used by many cultures thrοughοut histοry tο determine the timing οf impοrtant events, such as religiοus ceremοnies and agricultural activities.
Fοr example, if yοu οbserve a full mοοn οn οne night and then οbserve the next full mοοn 29.5 days later, yοu can infer that οne lunar mοnth has passed.
Additiοnally, yοu can track the passing οf time in terms οf seasοns by οbserving the cοnstellatiοns in the night sky. As the Earth οrbits the sun, the pοsitiοn οf the stars in the sky changes οver the cοurse οf a year. By οbserving the pοsitiοns οf the cοnstellatiοns, yοu can determine which seasοn it is. Fοr example, during the summer in the nοrthern hemisphere, the cοnstellatiοn Cygnus is visible in the sky, while during the winter, the cοnstellatiοn Oriοn is visible.
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1. What is an endangered species?
an organism that will be extinct in 50 years
an organism that has been extinct for 10 years
an organism that is increasing in population
an organism that is in danger of becoming extinct
Answers
Answer:
An organism that is in danger of becoming extinct.
Explanation:
If a species becomes endangered, it means that it has a chance of going extinct. These said species have a massive decrease in population and there is a possibility of the species completely dying out.
An animal that is not adapted to its environment is __________.
more likely to survive, and less likely to reproduce
more likely to survive, and more likely to reproduce
less likely to survive, and more likely to reproduce
less likely to survive, and less likely to reproduce
Answers
Answer:
less likely to survive, and less likely to reproduce
Explanation:
Answer:
less likely to survive, and less likely to reproduce
Where does the salt in oceans come from?
Glaciers contain salt and melt into the ocean.
Pollution from trucks adds salt into the ocean.
Minerals from the land are washed into the ocean.
Decomposing fish and plants in the ocean increase salinity.
Answers
Answer:
bonjour,
Le sel de mer provient de l'action des eaux de ruissellement et des eaux souterraines sur la croûte continentale. Les ions apportés par les rivières se concentrent dans l'eau de mer car ces éléments sont peu réactifs avec les particules et les minéraux marins.
bonne soirée à vous
The majority of the salt in the oceans comes from the erosion of rocks on land. Over millions of years, weathering and erosion processes break down minerals and rocks on Earth's surface, releasing various dissolved ions into rivers and streams. Hence option B is correct.
The rivers then carry these dissolved minerals and ions, including salts, to the ocean. The water cycle plays a significant role in transporting these dissolved minerals from the land to the ocean.
Rainwater and runoff pick up minerals from the soil, which eventually reach rivers and flow into the ocean. This process has been occurring for millions of years, gradually increasing the salinity of the oceans.
Therefore, option B, Pollution from trucks adds salt into the ocean is correct.
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Listed below are the challenges of geothermal power plant deovelopment in the Philippines.
Lack of geothermal technical experts who can lead the development.
Continuous listing of geothermal resources.
Development and utilization of geothermal energy in secluded areas.
Answers
Here is a revised version of the list of challenges for geothermal power plant development in the Philippines:
Limited availability of skilled technical experts in geothermal energy development and management.
What does any challenge expect in order to overcome ?Challenges in the identification, exploration, and assessment of new geothermal resources for continuous supply of geothermal energy.Difficulties in developing and utilizing geothermal energy resources in remote or hard-to-reach locations, which often require significant investment in infrastructure and transmission lines.
Environmental and social issues related to geothermal exploration and development, including land use conflicts, water resource management, and potential impacts on local communities and ecosystems.
High upfront capital costs for geothermal power plant development, which can make it challenging to attract financing and investment.
Therefore, Regulatory and policy barriers, including complex permitting processes, legal frameworks, and market regulations that can hinder geothermal energy development and deployment.
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what climate has warm summers, mild winters, high precipitation and high humidity?
options are:
-marine
-tundra
-taiga (boreal forest)
-temperate coniferous forest
-temperate deciduous forest
-grassland
-desert
-tropical rainforest
-swamp
-marsh
-bog
Answers
Answer: Tropical Rainforest
Explanation: Tropical Rainforests because they have very high annual rainfall, high average temperatures, nutrient-poor soil, and high levels of biodiversity (species richness).
A student tries to move a toy cart on various surface using the same force. On which surface will the toy cart experience the least fri
Answers
The toy cart will encounter the least friction on a surface with a coefficient of static friction of 0.2 and a coefficient of kinetic friction of 0.1.
What kind of forces are produced when two surfaces try to move in the same direction or in the opposite direction?When two surfaces try to move in opposite directions while also trying to move in the same direction, frictional force is created.
How does applying Newton's second law to moving a cart work?Due to the full shopping cart's greater bulk compared to the empty one, it is simpler to push one than the other. This implies that pushing a fully loaded shopping cart will need greater effort.
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Question:
A student tries to move a toy cart on various surfaces using the same force. The surfaces have different coefficients of friction. On which surface will the toy cart experience the least friction?
a) A surface with a coefficient of static friction of 0.3 and a coefficient of kinetic friction of 0.2
b) A surface with a coefficient of static friction of 0.6 and a coefficient of kinetic friction of 0.4
c) A surface with a coefficient of static friction of 0.2 and a coefficient of kinetic friction of 0.1
d) A surface with a coefficient of static friction of 0.4 and a coefficient of kinetic friction of 0.3
Biotechnologists are attempting to reduce the impact of anthropogenic (human) carbon dioxide release on the environment by producing lamps that utilize bioluminescent algae as the light source. What property of the algae helps to reduce anthropogenic carbon dioxide? (3 points)
Group of answer choices
Bioluminescent algae consume carbon dioxide during respiration.
Bioluminescent algae consume carbon dioxide during photosynthesis
Bioluminescent algae release carbon dioxide during respiration.
Bioluminescent algae release carbon dioxide during photosynthesis.
Answers
Answer:
Bioluminescent algae consume carbon dioxide during photosynthesis. This property of bioluminescent algae helps to reduce anthropogenic (human-caused) carbon dioxide release on the environment as the algae utilize carbon dioxide during photosynthesis to produce energy and grow. Therefore, utilizing bioluminescent algae in lamps can help reduce the amount of carbon dioxide in the environment by consuming it during their growth and light production.
Explanation:
Write down, in order, the organs that food passes through as it moves through the digestive system.
Answers
Mouth, Esophagus, Stomach, Small intestine, Long intestine, Anus
who is the first doctor in the world
Answers
Answer:
His name was Hippocrates of Kos. Hippocrates is believed to have laid the foundation stone of what is now known as medicine that too at a time when medical treatment was not only an inconceivable thought, but diseases were seen to be superstitious in nature and was believed to be a result of punishment by the gods.
Why might some cells utilize anaerobic respiration even though aerobic respiration produces more energy?
Answers
Answer:porque muchas celulas tienen la capacidad solo de hacer respiracion anaerobica
Explanation:
Which of the statements about good experiments is true
Answers
Answer: A GOOD EXPERIMENTAL MUST INCLUDE ALL POSSIBLE CASUAL FACTORS.
Explanation:
Can every atom form each of these kinds of bonds?
Answers
Answer: No They Can Not\ XD
Aside from breathing, are there any possible functions of the respiratory system that you can think of? Explain you answer.
Answers
1) Gas exchange: The primary function of the respiratory system is to facilitate gas exchange between the body and the environment. Oxygen is taken in through the lungs and delivered to the bloodstream, while carbon dioxide, a waste product of metabolism, is removed from the bloodstream and expelled from the body.
2) pH balance: The respiratory system plays a critical role in maintaining the body's acid-base balance. Carbon dioxide, when it dissolves in water, creates carbonic acid, which can lower the pH of the blood. The respiratory system helps to regulate the concentration of carbon dioxide in the blood, which in turn helps to maintain a healthy pH balance.
3) Immune defense: The respiratory system is equipped with specialized cells and tissues that help to protect the body against infection. The nasal cavity and respiratory tract are lined with mucus and cilia that trap and remove harmful particles, such as bacteria, viruses, and dust, from the air we breathe.
4) Vocalization: The respiratory system is also involved in the production of sound and speech. The movement of air through the vocal cords in the larynx creates vibrations that produce sound. The respiratory system helps to control the volume and pitch of the sound produced by the vocal cords, allowing us to communicate with others through speech and song.
In summary, the respiratory system performs a range of functions beyond just breathing, including gas exchange, pH regulation, immune defense, and vocalization
Use the drop-down menus to select the names of the labeled structures.
Answers
Using the drop-down menus, the names of the labeled structures of the flower are:
A - stigmaB - petalWhat are the parts of a flower?Flowers are the reproductive structures of flowering plants.
They typically consist of four main parts: the sepals, petals, stamens, and pistil.
Sepals: Sepals are the outermost part of a flower and typically green in color. They enclose and protect the developing flower bud before it opens.Petals: Petals are the colorful, often fragrant, part of the flower that attract pollinators such as bees, butterflies, and hummingbirds. Stamens: Stamens are the male reproductive parts of a flower, consisting of a thin filament topped with a pollen-containing anther.Pistil: The pistil is the female reproductive part of a flower, located in the center of the flower. It typically consists of three parts: the stigma, style, and ovary. The stigma is the sticky tip of the pistil that receives pollen from the stamens.Learn more about parts of a flower at: https://brainly.com/question/29120519
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Answer: A.) stigma B.) Petal
Can confirm this is the answer
doing the test rn
Hope this helps anyone that comes here :) <3
Please answer the image
Answers
When tryptophan is not present, the repressor dissociates from the operator and RNA synthesis proceeds is the proper explanation of the repressor when tryptophan is absent.
What is tryptophan?Tryptophan is an essential amino acid, which means it is not naturally produced by the body and must be obtained through the diet. It is most commonly found in protein-rich foods such as meat, fish, eggs, dairy products, nuts, and seeds. Tryptophan is a precursor to the neurotransmitter serotonin and is also used by the body to make the sleep-inducing hormone melatonin. It is known to help with relaxation, sleep, and stress, and has been linked to improved mood and cognitive functioning. Additionally, it plays a role in the production of niacin, which is important for energy metabolism, healthy skin and nerves, and a healthy digestive system.
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In 1970, a deadly disease spread through corn crops in the United States. Scientists discovered that 80% of the corn contained the gene that made the plants more likely to be infected with the disease. This problem might have been avoided if the cornfields across the country had more.
Answers
Answer: Genetic diversity
Explanation:
Increasing the genetic diversity of the cornfields across the country would result in a lower percentage of corn with the gene. If fewer individuals have the gene a disease outbreak would not kill as many organisms.
-Identify which natural hazard is most likely to threaten people and property in their state.
-Identify technologies that can help protect people and property from that natural hazard.
-Create a Public Service Announcement (PSA) to inform the public about what you learn.
Answers
Answer:
Explanation:-Identify technologies that can help protect people and property from that natural hazard.
name any four chemicals used as food and write their uses.
Answers
The four chemicals that are used for food include sodium nitrite,salt, vinegar and citric acid.
What the uses of food chemicals?Food chemicals are those type of chemicals that can be consumed with little to no negative effect to the health of its consumers.
The chemicals that can be used in food include the following;
sodium nitrite,salt, vinegar and citric acid.The uses of these chemicals in food is as follows:
Sodium nitrite:they are responsible for color and flavor of cooked cured meats.Salt: They are used to enhance taste in the food vinegar(acetic acid): Used to kill microorganisms in ready to eat food products, and citric acid: They help on food metabolism.Learn more about food chemicals here:
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How does genetic variation get passed down in sexual reproduction and asexual reproduction ?
Answers
Genetic variation get passed down in sexual reproduction and asexual reproduction through the process of fusion of gametes and also the splitting of the parent cells.
What is Genetic variation?
This is referred to as the difference in DNA among individuals or the differences between populations.
Sexual reproduction provides genetic diversity because the sperm and egg that are produced contain different combinations of genes than the parent organisms. Asexual reproduction, on the other hand, does not need sperm and eggs since one organism splits into two organisms that have the same combination of genes.
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What weather conditions might bring snow that is good for
building a snow fort? Explain.
Answers
The ideal weather conditions for building a snow fort are those that produce snow that is sticky and packable. Generally, snow that is good for building a snow fort has the following characteristics:
Slightly wet: The snow should be slightly wet, as dry powdery snow does not pack well and can be difficult to work with. Wet snow is more cohesive and easily moldable, making it ideal for building snow structures.
Not too cold: The temperature should be cold enough to prevent the snow from melting but not too cold, as extremely low temperatures can make the snow too dry and powdery to pack.
Not too windy: Wind can cause snow to become too hard-packed, making it difficult to shape and mold.
Depth: There should be enough snow to work with, typically at least 6 inches deep.
When snow has these properties, it is easier to compact and shape into blocks for building snow forts. Additionally, slightly wet snow will freeze together overnight, making the snow fort more stable and durable. So, the best weather conditions for building a snow fort are those that produce slightly wet, packable snow that is not too cold or windy, and with sufficient depth of snow.
Analyze that data in the graph and describe the results. Provide reasoning to justify your answer.
Graph shows concentrations of NaCl outside the dialysis bag for a 0 percent solution in mg per L recorded at 40 second intervals for a total of 160 seconds. At 0 seconds the concentration is 0 mg per L, at 40 seconds the concentration is approximately 125 mg per L, at 80 seconds the concentration is approximately 220 mg per L, at 120 seconds the concentration is approximately 320 mg per L and at 160 seconds the concentration is approximately 400 mg per L.
Answers
The graph shows a clear trend of increasing NaCl concentrations outside the dialysis bag over time.
What is concentration?Concentration in chemistry is a measure of the amount of a substance present in a given quantity of another substance or solution. It is expressed as a ratio, percentage, or molarity. Concentration is an important factor in the study of chemical reactions, as the rate of reaction is often dependent on the amount of reactants present. It is also used in the study of physical properties, such as solubility, to determine how much of a solute can be dissolved in a given solvent.
This is likely due to the diffusion of solutes from a high concentration inside the dialysis bag to a lower concentration outside the bag. The rate of diffusion increases over time, as evidenced by the steadily increasing concentrations, until the concentrations outside the bag reach the same concentration as inside the bag, at which point the rate of diffusion slows significantly. This process is known as osmosis, and is driven by the difference in concentrations of solutes between two solutions on either side of a semi-permeable membrane. The graph demonstrates that the concentration of NaCl outside the dialysis bag increases at an exponential rate until it reaches equilibrium, which is likely due to osmosis.
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Misfirw code is a type of ? DTC
Answers
Answer:P0300 code denotes “Random or Multiple Cylinder Misfire Detected.” This diagnostic trouble code (DTC) implies that your car's computer detected random or multiple-cylinder engine failures. Along with P0300, you'll probably see another OBD-II code, ranging from P0301 to P0308. All these codes indicate engine misfires.
Explanation:
What causes a populations’ gene pool to change?
Answers
There are several factors that can cause a population's gene pool to change over time Mutation, Natural Selection, Genetic Drift, Gene Flow.
What are the factors for the gene pool ?Mutation: Random changes in DNA can create new alleles, or variants of genes, that may be beneficial, harmful, or neutral to the organism.
Natural Selection: Differential survival and reproduction of individuals with certain traits in a particular environment can lead to changes in the frequency of those traits in the population over time. This can result in adaptations that increase the fitness, or reproductive success, of individuals with those traits.
Genetic Drift: Random fluctuations in the frequency of alleles can occur in small populations due to chance events such as deaths or migrations, leading to changes in the gene pool.
Gene Flow: Movement of individuals or their genes between populations can introduce new alleles or change the frequency of existing ones.
Non-random mating: When individuals choose their mates based on certain traits, or when mating is constrained by geographical or social factors, it can lead to changes in the frequency of certain alleles in the population.
These factors can act independently or in combination to alter the genetic makeup of a population over time, leading to evolution.
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8. Which of these is NOT a characteristic of flatworms?
have bilateral symmetry
sense light with simple eyes
O have an entire system of digestive organs
Omost are parasitic
Answers
Explanation:
Have an entire system of digestive organs
What amino acid is coded for by this sequence after the mutation?
Answers
Answer:
What amino acid is coded for by this sequence after the mutation?
The answer is "Histidine".
Explanation:
Which of the following is true of shifting the hemoglobin binding curve to the left?
- Oxygen binding requires higher partial pressures.
- There is no effect of shifting the curve.
- Hemoglobin cannot be saturated.
- Oxygen binds more readily at lower partial pressures.
- Oxygen is more readily released to peripheral tissues.
Answers
Oxygen binds more readily at lower partial pressures. Hence, option D is correct.
What is the binding curve of hemoglobin?An illustration of the correlation between the quantity of oxygen bound to hemoglobin and the partial pressure of oxygen in the blood is the oxygen-hemoglobin dissociation curve. With a steep slope at low oxygen partial pressures and a more gradual slope at higher partial pressures, the curve is sigmoidal.
The statement "Oxygen binds more readily at lower partial pressures" is true of shifting the hemoglobin binding curve to the left. Hence, option D is correct.
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Scientists are working on programs that would allow brain signals to be converted into computer code. This has the potential to allow those with paralyzing injuries or patients in a coma to have their thoughts communicated to doctors and loved ones. Which group is directly impacted by the development of this technology?
Answers
Answer:
The development of brain-computer interfaces (BCIs) that convert brain signals into computer code would directly impact individuals with paralyzing injuries or patients in a coma who are unable to communicate through traditional means. By using BCIs, these individuals could potentially communicate their thoughts, feelings, and needs to their loved ones and medical professionals, thereby improving their quality of life and medical care.
Explanation: