An Individual Who Is Heterozygous for Two Linked Genes (With

question 40

Multiple Choice

An individual who is heterozygous for two linked genes (with alleles A, a and B, b) is crossed with an a b/a b individual, and among the progeny are the following: 14 A B/a b
36 A b/a b
34 a B/a b
16 a b/a b
What is the frequency of recombination?

• A)0)30
• B)0)35
• C)0)40
• D)0)60
• E)0)70

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Definitions:

Intrinsic Motivation

The drive to act based on internal rewards, such as personal satisfaction or the pleasure of doing something.

Homeostasis

The tendency of a biological system to maintain stable internal conditions despite external changes.

Drive Theory

A psychological theory that posits that behavior is motivated by the desire to meet basic physiological needs.

Incentive Theory

A theory in psychology that describes motivation as being driven by an organism’s desire to pursue rewards and avoid punishments.