A Trait Such as Albinism Is Seen with Equal Frequency

question 12

Multiple Choice

A trait such as albinism is seen with equal frequency in males and females.Two people who do not have the trait might have offspring who do have the trait,at a frequency of approximately one in four.What can you conclude about the inheritance of this trait?

• A)recessive, X-linked
• B)recessive, autosomal
• C)recessive, caused by polyploidy
• D)dominant, X-linked
• E)dominant, autosomal

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Definitions:

Overt Expressions

Clear, visible expressions or displays of emotions, thoughts, or attitudes.

Stereotype Threat

The fear that one might confirm the stereotypes that others hold.

Self-defeating Prophecy

A prediction that causes itself to become true due to negative feedback between belief and behavior.

Jigsaw Classroom

A cooperative learning technique for reducing feelings of prejudice by having students interact and cooperate to learn material.