Author Question: Based on evidence presented by the authors of your text, the facial expression for disgust is ... (Read 161 times)

rlane42 · **on:** Jun 22, 2018

Based on evidence presented by the authors of your text, the facial expression for disgust is adaptive because it

a. allows people to taste more sensitively.
b. decreases the intensity of disgusting sensations.
c. increases the chances people will detect poisons or pathogens in food.
d. actually decreases the likelihood someone will become ill from eating spoiled food.

Question 2

Darwin believed that nonverbal communications were once-useful physiological reactions. Which face could Wghn, an early human, make that looks like vomiting in order to communicate to his group, Don't eat that?

a. a happy face
b. an angry face
c. a surprised face
d. a disgusted face