What Is the Main Cost to Humans for Having Large

question 42

Multiple Choice

What is the main cost to humans for having large brains?

• A) Larger brains use less of the body's total metabolism than small brains.
• B) Large brains require large skulls.
• C) Large brains require an enormous amount of energy to function.
• D) Humans have become more sedentary and consume fewer calories due to having large brains.
• E) Humans' brains constitute nearly 20% of their body weight, making neck pain a persistent problem.

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