Darwin's principle of serviceable habits suggests that

Question

Quizplus · Accepted Answer

Darwin's principle of serviceable habits suggests that facial expressions of emotion derived from behaviors that proved useful and adaptive to our ancestors. These expressions would have helped our ancestors communicate their emotions and intentions to others in their social groups, increasing their chances of survival and reproduction. This principle is a key component of Darwin's theory of evolution by natural selection, which posits that traits that are most advantageous for survival and reproduction will become more common in a population over time.

Darwin's Principle of Serviceable Habits Suggests That