Use the Following Information to Answer the Questions Below

question 52

Multiple Choice

Use the following information to answer the questions below.
A large population of laboratory animals has been allowed to breed randomly for a number of generations. After several generations, 25% of the animals display a recessive trait (aa) , the same percentage as at the beginning of the breeding program. The rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants.
-In a Hardy-Weinberg population with two alleles, A and a, that are in equilibrium, the frequency of the allele a is 0.4. What is the percentage of the population that is homozygous for this allele?

• A)4
• B)16
• C)32
• D)36
• E)40

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Definitions:

Various Countries

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Atkinson And Shiffrin

Psychologists who proposed the multi-store model of memory, including the sensory register, short-term memory, and long-term memory.

Explicit Memories

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