Who suggested that baring the teeth is universally associated with the expression of anger because this ability to convey threats has humans to survive?

Charles Darwin suggests that baring the teeth is universally associated with the expression of anger because this ability to convey threats has helped humans to survive.

Further Explanation:

Charles Darwin was a scientist who suggests that baring the teeth is mainly linked with the expression of anger. The baring teeth are a way to express a threat that assets human to survive. People experience sadness and Joy in response to disappointment or happiness. Smile is a universal sign of approval and friendliness, while baring teeth is a universal sign of anger that was first observed by Charles Darwin.

The baring teeth are the expression of anger because an individual expresses his or her desire toward an event or situation through facial expressions. This expression often linked with anger as anger is a secondary emotion that is exhibited to diminish the weaker primary emotion that could be fear or sadness. This expression allows the individual to display his or her absence of fear in faces of adversity and harsh conditions.

Learn more:

1. Learn more about the mitosis

2. Learn more about the menstrual cycle

3. Learn more about the meiosis

Answer Details:

Grade: High School

Subject: Biology

Topic: Expression of emotions

Keywords:

Charles Darwin, facial expression, desire, fear, baring teeth, universal, human, joy, sadness, people, diminish, emotion, friendliness.