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Naddika [18.5K]
3 years ago
7

Why does sexual reproduction increase the genetic variation in a species?

Biology
2 answers:
riadik2000 [5.3K]3 years ago
7 0
D. A fertilized egg has a mixture of alleles from the two parents
Harman [31]3 years ago
6 0

Answer:

a fertilized egg has a mixture of alleles from the two parents

Explanation:

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kifflom [539]

Answer:

You're answer is Codon.

8 0
3 years ago
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Which of the following is the most powerful evolutionary force in large populations over time?
DanielleElmas [232]
There is no answer that is right except for C. Natural Selection.

Genetic Recombination doesn't change gene frequency;nor does migration. (Unless it's local)

Mutation could be the answer, but since mutations are too rare to really power Evolution, the only logical answer is Natural Selection.
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3 years ago
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What three elements do all macromolecules share? Explain how the chemical properties of lipids, nucleic acids, proteins, and ami
Natasha2012 [34]

Answer

Macromolecules in human body

             The macromolecules found in human body are:

1. Carbohydrate,

2. Proteins

3. Lipids, and  

4. Nucleic acids.  

Elements they common share

             All these macromolecules have three elements in common which are:

1. Carbon

2. Hydrogen, and

3. Oxygen.  

                   These elements constitute about 95% of human body.

Difference in Chemical properties

                    Carbohydrate is composed of glucose monomers, which may have aldehyde functional group or ketone functional group. Protein is composed of monomers called amino acids. Each amino acid has carboxylic functional group, amino group, alkyl or aryl group and hydrogen atom. Lipid is composed of fatty acids and glycerol. While nucleic acid is composed of monomer called nucleotide. Each nucleotide is composed of pentose sugar, phosphate group and nitrogenous group. Due to the presence of different functional groups all these macromolecules have chemical properties different from each one


3 0
3 years ago
Which of these pieces of evidence did NOT help in the development of the theory of plate tectonics?
Ivan
D did not help them...
7 0
3 years ago
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Plants are organized into cells, tissues, organs and organ systems just like animals.
sergejj [24]

Answer:

A. True

Explanation:

Hope it helps you in your learning process

5 0
3 years ago
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