When Alleles of a Pair of Chromosomes for a Trait

question 30

Multiple Choice

When alleles of a pair of chromosomes for a trait are different, the person is considered ______.

• A) homozygous
• B) heterozygous
• C) dominant
• D) polygenic

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Definitions:

Purposive Behavior

Behavior that is goal-directed or undertaken with a specific intention or objective in mind.

Tolman

A cognitive psychologist known for his work on latent learning and cognitive maps in rats, challenging behaviorist theories.

Pheromones

Chemical substances released by animals (including humans) that affect the behavior or physiology of others of the same species, often involved in attraction.

Chemical Signals

Molecules released by organisms that influence the behavior or physiology of others, fundamental in processes such as communication and mating.