In the Section "Investigating Life: Did a Myosin Gene Mutation

question 6

Multiple Choice

In the section "Investigating Life: Did a Myosin Gene Mutation Make Humans Brainier?",what did the researchers propose as the selective advantage for a smaller temporalis muscle?

• A)Humans could eat softer foods.
• B)The brain could become larger.
• C)It would take less energy to move the muscle.
• D)It would enable speech.
• E)It forced humans to develop tools to cook their food.

---

Definitions:

Individuality

The quality or character of a particular person that distinguishes them from others of the same kind, encouraging individual traits and freedoms.

Group Crowd

A large number of individuals gathered together, often sharing a common purpose or emotion, but not necessarily structured as a group.

Deindividuation

A concept in social psychology that refers to the loss of self-awareness in groups, which can lead to disinhibited and impulsive actions.

Social Loafing

The phenomenon where individuals exert less effort when working in a group compared to when working alone.