The Presence of Freckles Is Due to a Dominant Allele

question 19

Multiple Choice

The presence of freckles is due to a dominant allele. Four percent of the individuals in a particular population lack freckles. Use the Hardy-Weinberg formula to calculate the percentage of individuals in this population who are homozygous dominant for freckles.

• A)32%
• B)4%
• C)64%
• D)80%

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Definitions:

Helping Behavior

Acts performed with the goal of benefiting another person, regardless of the helper's motives.

Conformity

The tendency to align one's attitudes, beliefs, and behaviors with those of a group or social norm.

Normative Influence

The impact of the social environment on individuals' behavior, where people conform to the expectations of a group to be liked, accepted, or to avoid disapproval.

Social Pressure

The influence exerted by society or social groups on individuals to conform to expected norms and behaviors.