You Are Considering the Inheritance of Some Human Traits

question 83

Multiple Choice

You are considering the inheritance of some human traits.One trait controls the quality of earwax,and it is controlled by the E gene.Wet earwax is dominant to dry earwax.Another trait is free or attached earlobes,represented by the A gene.Attached earlobes are recessive to free earlobes.Assume that a man who was pure-breeding for dry earwax and free earlobes had children with a woman who was pure-breeding for attached earlobes and wet earwax.What would be the genotype of their offspring?

• A) EEAA
• B) Eeaa
• C) eeAa
• D) EeAa

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Definitions:

Reinforcer

Any stimulus that, when presented after a behavior, increases the likelihood of that behavior occurring again in the future.

Punisher

A person or factor that applies a penalty or negative consequence in response to an action, often used in the context of behavior modification.

Unconditioned Response

in classical conditioning, an unlearned, naturally occurring response (such as salivation) to anunconditioned stimulus (US) (such as food in the mouth).

Generalization

The process whereby a response is given to similar stimuli beyond the original stimulus learned.