A fertilized egg, which eventually develops into an organism, is initially called a(n) ______.

A. embryo
B. fetus
C. baby
D. zygote


Answer: D

Psychology

You might also like to view...

Women are more likely to join smaller, more supportive groups than men.

a.  True   b.  False

Psychology

According to the activation-synthesis hypothesis, what do dreams reflect?

a. the brain's attempt to make sense of spontaneous neural activity b. unconscious motivations and emotions c. experiences that have been part of the species' evolutionary history d. an imbalance among hormone levels

Psychology

An action that improves the effectiveness of a reinforcer is called a ______

a. motivating operation b. reward booster c. contrived reinforcer d. activator

Psychology

A key function of the pons involves __________.

A. the expression of emotion B. motor coordination C. relaying taste information to the thalamus D. control of sleep and arousal

Psychology