Author Question: Suppose A is a dominant gene for the ability to taste phenylthiocarbamide and a is a recessive gene ... (Read 506 times)

EAugust · **on:** Jun 22, 2018

Suppose A is a dominant gene for the ability to taste phenylthiocarbamide and a is a recessive gene for the inability to taste it. Which couples could possibly have both a child who tastes it and a child who does not?

a. father AA, mother aa
b. father Aa, mother AA
c. father Aa, mother Aa
d. father AA, mother AA

Question 2

Pavlov presented a sound followed by meat in his experiments. Gradually the sound came to elicit salivation. The salivation to the sound in this experiment was the ____.

a. unconditioned stimulus
b. unconditioned response
c. conditioned stimulus
d. conditioned response