What does XY mean in pedigree?

Based on the fact that certain enzymes and chemical processes are found in the cells of all or nearly all life on Earth.

The changes that occur at the molecular level in organisms throughout time are referred to as biochemical evolution (molecular evolution). These vary from single nucleotide deletions, additions, or substitutions to the rearrangement of gene sections to the duplication of whole genes or even complete genomes.

Carl Neuber, a German scientist, created the term “biochemistry” in 1903. However, research into this very living part of chemistry had begun much earlier. Claude Bernard has been awarded the Sirehood of Biochemistry. Anatomy, molecular biology, biogeography, fossils, and direct observation are all evidence for evolution.

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Answer:

2

Explanation:

Edit- lol i just guessed

Answer:

X needs 2 and that will balance out you equation

So the answer would be 2!

Explanation:

- 英辞郎 <3

Answer:

everything except the oxygen as they excrete oxygen

Chloroplasts and some prokaryotes share similar photosynthetic reactions supports the model.

Mostly found in plant and algal cells, plastids—a type of membrane-bound organelle—known as chloroplasts carry out photosynthesis. While releasing oxygen from water in the cells, the photosynthetic pigment chlorophyll absorbs energy from sunlight, transforms it, and stores it in the energy-storage molecules ATP and NADPH.

A single-celled organism known as a prokaryote is devoid of a nucleus and other membrane-bound organelles. Prokaryotes were categorized within the empire Prokaryota in the two-empire scheme. On the other hand, prokaryotes are split into two domains in the three-domain method, which is based on molecular analysis.

Some prokaryotes and chloroplasts both undergo similar photosynthesis processes. Only a small subset of species, including cyanobacteria, algae, and plants, are capable of photosynthesis.

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The correct option is D ; Short Tandem Repeat ,  The FBI uses the Short Tandem Repeat DNA fingerprint for its CODIS database

The DNA profile for Forensic STR DNA analysis comprises of one or two alleles at the 20 CODIS Core Loci.

CODIS allows federal, state, and local crime laboratories to electronically share and compare DNA profiles, therefore correlating crimes and convicted perpetrators.

a DNA database system that comprises DNA profiles of persons provided by state and federal entities. convicted offenders, arrestees, legal prisoners, forensic casework, Bhuman remains, missing individuals, families of missing persons.

CODIS is the FBI's national DNA information repository, which allows state and local crime laboratories to store and compare DNA profiles from crime scenes and convicted criminals.

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Full Question ;

The FBI uses the ________________ DNA fingerprint for its CODIS database.

a. mtDNA

c. Polymerase Chain Reaction

b. y-chromosome

d. Short Tandem Repeat

If a body of water satisfies the following requirements, it is typically referred to be a lake. There is a body of still water there that is encircled by land. It does not belong to or connect to an ocean or sea, nor is it a river or other body of water that does.

Its features are not reliant on those of another body of water since it has its own ecology. It is a sizable body of water, often larger than a pond, and ranges in size from little ponds to enormous lakes like Lake Superior and Lake Victoria.

Although it can be constructed by human activity such as damming a river or glacial activity, this reservoir was not made by humans.

It's worth noting that the definition of a lake can vary depending on the region, and some bodies of water that are called lakes in one area may not be considered lakes in another area. Additionally, some bodies of water that meet these criteria may not be referred to as lakes, but rather as bodies of water such as a loch in Scotland or a fjord in Norway.

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Answer:

Mitochondria

Hope that helps! :)

-Aphrodite

Explanation:

Researchers typically stress that a main aspect of intelligence is C: "the ability to adapt to new situations".

Intelligence is described as the ability to solve complex issues or make decisions that benefit the actor, and it has evolved in life forms to adapt to various environments or circumstances for survival and reproduction. Researchers define intelligence in various ways such as the capacity for logic, abstraction, self-awareness, learning, understanding, emotional knowledge,  creativity, critical thinking,  reasoning, planning, and problem-solving.

Thus, people's ability to adapt to new situations or circumstances is attributed to a key aspect of intelligence by researchers.

"

Complete question:

Researchers typically stress that a key aspect of intelligence is ________.

a. the ability to speak different languages

b. the Y chromosome

c. the ability to adapt to new situations

d. only accurate for males

"

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The overall force in Newtons the ostrich egg would experience would be 19.6 Newtons.

What do you mean by Force?

Force is an influence that can change the motion of an object, cause an object to change shape, or produce motion or stress in a stationary object. It is basically a vector quantity, meaning it has both magnitude and direction. Examples of forces include gravity, friction, and electric and magnetic forces.

This can be calculated by using the equation mv = p, where m is the mass of the object (1.4 kg in this case), v is the acceleration (14 meters per second), and p is the overall force. Thus, p = 1.4 kg x 14 m/s = 19.6 N.

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A cantus firmus (Latin for "fixed song") is a pre-existing melody used as the basis of a new composition. So option a is correct.

It is most commonly found in the form of a long and slow-moving melody, which is then repeated or varied by the composer. The cantus firmus was a popular form of composition in the Middle Ages and Renaissance eras, used by composers such as Josquin des Prez, Palestrina, and Orlando di Lasso.

A rhythmic mode is a pre-existing pattern of strong and weak beats used as the basis of a new composition. It is a more varied form of composition than the cantus firmus, as it contains not only long and slow-moving notes, but also fast and light notes. The rhythmic mode is found in music from many different cultures, such as African, Indian, and Latin American. Composers such as Bach, Beethoven, and Mozart used rhythmic modes in their compositions.

A melisma is a type of vocal ornamentation in which several notes are sung on the same syllable. It is a popular form of singing in many musical styles, including jazz, gospel, and classical. Melismatic singing is often used to express emotion or add color to a song. Composers such as Handel and Vivaldi used melismatic singing in their compositions.

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Answer:

D. Building roads and houses

Explanation:

Hope this helps :)

Answer :uttar Pradesh is more polluted than any of these.

Explanation:

Answer:

Monosaccharides

Explanation:

Joining two Monosaccharides will create a Disaccharide. For example, the monosaccharides, glucose, and fructose bond together to form the disaccharide sucrose, which is produced by plants and is used in white sugar.

Answer:

Antibiotics, also known as antibacterials, are medications that destroy or slow down the growth of bacteria. They include a range of powerful drugs and are used to treat diseases caused by bacteria. Antibiotics cannot treat viral infections, such as cold, flu, and most coughs.

Explanation:

Answer:

hii can u PLZ put up the picture so that I can help u with this.Have a great day or night

Answer:

Renewable energy is over 90% of the energy use in the united states

Increased demand for electricity and transportation have led to increased emission of greenhouse gases.

Green house gases has been defined as those gases that are able to trap and re-radiate infrared radiation back to the earth thereby gradually causing a rise in the temperature of the earth. This phenomenon is known as global warming.

The chart from which the question should be answered is not shown but it must be known that as demand for electricity and transportation increased in the 20th and 21st century, the rate of emission of greenhouse gases increased likewise.

Therefore, Increased demand for electricity and transportation have led to increased emission of greenhouse gases.

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Urea is formed through a process called urea synthesis, which occurs in the liver. During this process, the liver combines two molecules of ammonia with one molecule of carbon dioxide to form urea. This reaction is catalyzed by the enzyme urea synthase and requires the presence of energy in the form of ATP. The urea synthesis process helps to remove excess nitrogen from the body, as ammonia is a toxic waste product that is produced during the breakdown of proteins. The urea is then excreted from the body through the urine

Urea is synthesized in the body of many organisms as part of the urea cycle, either from the oxidation of amino acids or from ammonia. In this cycle, amino groups donated by ammonia and L-aspartate are converted to urea, while L-ornithine, citrulline, L-argininosuccinate, and L-arginine act as intermediates.

Fungi are a kingdom of living things which have cells with a nucleus, have cell walls that contain chitin, and are heterotrophs.

Classification of living beings is very important as it allows us to systematically study their characteristics. All the living thing present on the Earth are classified into 5 kingdoms which are the Protista, Monera, Fungi, Plantae and Animalia.

The fungi kingdom includes organisms such as yeasts, mushrooms and molds. Fungi are multicellular and eukaryotic. They have a nucleus. Their cell walls are chitinous which means that they contain chitin. Their mode of nutrition is heterotrophic, that is, they are dependent on other organisms to obtain their food.

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Silent mutations are also known as missense mutation.

In general, Nucleotide substitutions may lead to no change in the protein sequence which known as silent mutations. so , we can say that a silent mutation is a mutation that occurs within the DNA sequence, but they do not alter the amino acid sequence. These mutations takes place when in an introns, that is spliced before translation.

Hence,  example may include Single nucleotide substitutions they are not involved in changing any of the amino acid sequence so termed as silent  polymorphisms. Mutation in these base pair will also not change the function of the protein.

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The process of cell division helps the cell to avoid DNA overload by the following mechanism: Each daughter cell has its own copy of DNA and can coordinate all the activities of a smaller cell.

Thus, the correct option for this question is B.

Cell division may be defined as a process through which a parent cell significantly divides into two daughter cells with an identical amount of genetic material.

DNA overload deals with the mechanism of the larger the cell, the greater the requirement for the positioning of the cell's DNA. In order to prevent this mechanism, a cell undergoes the process of division that limits the phenomena of DNA overloading.

This happens with the help of synthesizing two new daughter cells that limit the size of the parental cell. Therefore, the correct option for this question is B.

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Full Question

The DNA of a cell is not programmed to coordinate the activities needed to keep a large cell alive. How does cell division help the cell avoid DNA overload

A. When a cell divides there is much less DNA

created than in the large cell, increasing the

overload.

B. Each daughter cell has its own copy of DNA

and can coordinate all the activities of a smaller

cell.

C. Cell division does not help cells to avoid DNA

overload.

Answer:

zcxvbnm,,

Explanation:

Answer:

Claim: Trees change the composition of the atmosphere around us.

Evidence: Trees absorb carbon dioxide from the atmosphere through the process of photosynthesis and release oxygen back into the air. This process helps to regulate the concentration of these gases in the atmosphere and can affect the overall composition of the air.

Reasoning: Photosynthesis is a fundamental process that occurs in plants, including trees. During photosynthesis, trees absorb carbon dioxide from the air and use it, along with sunlight and water, to produce energy and grow. As a byproduct of this process, trees release oxygen back into the air. This exchange of gases between trees and the atmosphere helps to regulate the concentration of carbon dioxide and oxygen in the air and can affect the overall composition of the atmosphere. Therefore, it is reasonable to conclude that trees do change the composition of the atmosphere around us.

In order to receive raw eggs, refrigeration equipment that keeps the surrounding air at or below 7°C (45°F) is required.

45 degrees Fahrenheit According to regulations published in 9 CFR 590.50 by the Food Safety and Inspection Service of the United States Department of Agriculture, shell eggs intended for human consumption must be transported and stored in refrigeration at a temperature of 45 degrees Fahrenheit (7.2 degrees).

These amendments require that shell eggs packed for consumption be transported and stored at a temperature of 45°F (7.2°C) or less under refrigeration.

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A higher surface area to volume ratio is more efficient than a lower ratio. This is due to the amount of plasma membrane relative to the volume of the cell. The more plasma membrane available to transport substances in and out of the cell, the more efficiently the cell performs its particular function.

The high surface-to-volume ratio provides a powerful “driving force” that accelerates thermodynamic processes that minimize free energy.

Increasing the surface area of ​​the cell increases the amount of material that diffuses into the cell. As volume and surface area increase, volume increases more rapidly, so for every doubling of cell volume, the surface area available for uptake is halved.

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Some traits follow non-Mendelian patterns of inheritance, polygenic traits is the best term for these patterns based on the reading.

They are referred to as polygenic traits. The phenotype is slightly amplified by the alleles of each gene. Particularly if each gene has multiple alleles, there are numerous allele combinations that could exist. As a result, a vast spectrum of phenotypes is possible. Adult height is an illustration of a polygenic trait in humans.

Any trait that has a gradient, such as height, skin tone, hair color, nose size, or shape, is non-Mendelian, polygenetic, and influenced by numerous alleles. Another instance of a polygenetic trait that is not Mendelian is eye color.

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The difference in pH between the cytoplasm and the intermembrane space of the mitochondria indicates that compartmentalization is occurring in the cell.

Compartmentalization is the process of establishing physical boundaries within a cell to keep different biochemical processes separate. This allows the cell to carry out different metabolic activities at the same time and in different environments. T

he acidic pH of the IMS compared to the neutral pH of the cytoplasm suggests that compartmentalization is occurring and that different processes are occurring in these two distinct spaces. The acidic pH in the IMS could be ideal for some biochemical reactions while the neutral pH in the cytoplasm could be ideal for other reactions.

Therefore, this difference in pH confirms that compartmentalization is occurring and allows the cell to perform multiple biochemical processes simultaneously.

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Wastes from aquatic organisms is not a pollutant of Chesapeake Bay .

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Answer:

1. plant early, plant effectively

2. practice seasonal soil rotation

3. know the yield potential

4. always scout the fields

5. ensure proper water damage.

Explanation:

1. - Choosing the right time to plant is often the most important part of planting. The best strategy to use to increase yields is: if your soil is ready, start planting.

2. - When you are planting season-by-season, it is important to understand how planting recurring crops can affect your overall yield. Planting corn in consecutive years has been proven to be less effective for optimal yields. This means that corn-on-corn planting should only be considered when your soil conditions are strong enough, or your land mass is limited.

3. - It is not just enough to plan your seeds and hope for the best, you should always be sure to understand your field’s growth potential. Understanding the kind of crops you’re planting, and the kinds of seeds you are using, is important when assessing yield potential.

4. - The most sage advice you can receive about how to increase crop yields is by scouting your fields on foot. This will give you a chance to assess soil conditions, notice any weeds cropping up, and check that your crops are growing healthily. There is a lot you can miss when you are passing by your crops at high speeds, so hitting the ground and examining your crops is an important step towards a stronger crop yield.

5. - Water management is essential to crop survival and maximizing your corn’s yield potential. It’s important to ensure your crop is getting enough water, but also that they aren’t being over-watered. Developing a drainage system in your crops can help prevent waterlogging and salinization in your soil, both of which can stifle growth and production.

hope this helps!! :))