Which of the Following Is Evidence of the Adaptation of the Contemporary

question 85

Multiple Choice

Which of the following is evidence of the adaptation of the contemporary human brain?

• A)Brain size has gradually increased over the last 6,000 years.
• B)Genes involved with brain development appear to have changed as recently as 6,000 years ago.
• C)Compared with nonhuman primates,the human brain uses oxygen more efficiently.
• D)Although the brain comprises only about 2% of the body's weight,it requires about 15% of the body's resources when at rest.