1.In your own words, describe chromosomes, genes, and DNA.2.Recall that traits are observable characteristics of an individual. Some examples given in this lesson were tongue rolling, earlobe shape, and the presence or absence of a widow’s peak.
3.Explain why individuals in a population have different observable traits. Use your observation skills to find two examples of traits that you have inherited. These traits must be different from the ones that are discussed in the lesson.

Answers

Answer 1
Answer:

Genes are composed of a sequence of nucleotides that code for a functional protein, straddled between a start and stop codon and are regulated by a promoter and regulator upstream. DNA, on the other hand, is a sequence of deoxyribonucleotides in an antiparallel double-helix chain. Genes are contained in the DNA double helix. Chromosomes are long DNA strands that are we packaged to into the small of the nucleus in a cell. The chromosomes contain packaging proteins such as histones in which DNA is wound to form nucleosomes.


This is because a population has different alleles (varying forms) of a gene distributed across the population in different frequencies. These alleles are passed down generation by parents to offspring. Each parent gives one allele to its offspring in diploid organisms. The difference in traits is because of this variation in the genotype of an organism. Additionally, how this genotype interacts with the environment to give the individual his phenotypic trait also give individuals varying traits.


An example of such a trait is my wavy hair, an observable trait I have because one of my parents has straight hair while the other has curly hair. I inherited an allele from both parents for hair texture. Since both allele exhibit incomplete dominance, I, therefore, have wavy hair.







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Today, our current understanding of evolution is an elaboration and refinement of Darwinian evolutionary theory, taking into consideration additional evolutionary mechanisms not predicted by Darwin. This unified theory of evolution is known as :
Explain why animals exhibit differences in their essential food requirements?​

What is ment by paranoid​

Answers

1 : characterized by or resembling paranoia or paranoid schizophrenia a paranoid psychiatric patient. 2 : characterized by suspiciousness, persecutory trends, or megalomania behaving in a paranoid manner with accusations of persecutions. 3 : extremely fearful was so paranoid that he was afraid to walk the streets.

Answer:

when you are seeing thing that is not there or when you are having illusions

Explanation:

Zookeepers carry a stretcher that holds a sleeping lion. The total mass of the stretcher and lion is 175 kg. The lion's forward acceleration is 2 m/s2. What is the force necessary to produce this acceleration?

Answers

Final answer:

The force necessary to produce the acceleration of the lion is 350 N.

Explanation:

To find the force necessary to produce the acceleration of the lion, we can use Newton's second law of motion, which states that force equals mass multiplied by acceleration (F = m × a). In this case, the mass is the total mass of the stretcher and lion (175 kg) and the acceleration is given as 2 m/s2. Substituting these values into the formula, we get:

F = 175 kg × 2 m/s^2

Simplifying the calculation gives us the force necessary to produce the acceleration of the lion, which is 350 N.

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Answer:

350N

Explanation:

formula = Mass x Acceleration

= 175 x 2

= 350N

why I have N ( Newton) is because the unit of force is Newton.

1) For each of the genotypes below determine what the phenotype would be. Bobtails in cats are recessive. Normal tails are dominant.
TT _____________ Tt _________ tt _____________

Answers

TT is Normal tail

Tt is Normal tail

tt is Bobtail

Those are the phenotypes.

What are two main abiotic factors that affect organisms in marine ecosystems? A. Oxygen level and water temperature B. Predators and competition C. Salinity and water temperature D. Predators and food availability

Answers

Answer:

dear user the answer is option A.oxygen level and water temperature and C.salinity and water temperature.

hope this helps

if it's useful to u plz thank and try to mark as brainliest

Answer:

It would be A

Explanation:

Rocks that are formed from sediment that has been compressed over time and becomes solid are called ______________ rocks *1 point
igneous
metamorphic
sedimentary
Plzzzzzz help ME NEED IT BY TODAYYY

Answers

Answer:

Metamorphic, :b

Explanation:

Lol, hope this helps ;B

Why does the ocean contain more heat energy than a pot of boiling water?A
because the ocean has many more molecules than a pot of water
B
because ocean water has a higher temperature than boiling water
C
because the salt in the ocean causes ocean water to hold on to more heat
D
because molecules of ocean water moves more slowly than those of boiling water

Answers

Answer:

A.bevause the ocean had more molecule than a pot of water.

Final answer:

The ocean contains more heat energy than a pot of boiling water because it has many more molecules.

Explanation:

The correct answer is A) because the ocean has many more molecules than a pot of water.

In terms of heat energy, the total amount of energy in a substance is directly proportional to the number of molecules it contains. Therefore, the ocean, which is much larger than a pot of boiling water, contains a significantly higher number of molecules, resulting in more heat energy.

For example, if we compare a small pot of boiling water to the vast ocean, the ocean contains a much larger volume of water, and therefore, a greater number of molecules that contribute to its heat energy.

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