Davion and Angelo Are Identical Twins

question 20

Multiple Choice

Davion and Angelo are identical twins. At birth, their mother gave the babies up for adoption. Davion was adopted by a couple in California, while Angelo was adopted by a family in New York. Despite growing up in different homes, both boys have similar IQ scores. This finding illustrates the importance of _____ on intelligence.

• A)genes
• B)environment
• C)geographical context
• D)parenting

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Definitions:

Genetic Equilibrium

Theoretical state in which an allele’s frequency never changes in a population’s gene pool.

Random Mating

A breeding pattern in which all individuals within a population have an equal opportunity to mate with each other, regardless of their genetic traits.

Directional Selection

A natural selection process by which one extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time in the direction of that phenotype.

Antibiotic Resistance

The ability of microorganisms to withstand the effects of antibiotics, often due to genetic changes.