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Answer:
Option e. homozygous is the correct answer.
Explanation:
A gene which has two identical alleles on homologous chromosomes is called homozygous. It is denoted by XX (capital letters) for dominant character (alleles) and xx (lowercase letters) for recessive character (alleles).
Answer:
B
Explanation:
Protein synthesis occurs in the cytoplasm on ribonucleoprotein particles, the ribosomes.
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The white blood cell identifies the toxin produced by the pathogen and creates antibodies to fight the pathogen
Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.