Page 161 3. how do people adapt to environmental extremes and other circumstances? human populations that engage in activities that stress the skeleton (e. g., walking, lifting, carrying) have bones with optimum density.

a. True

b. False

Question

Jesse Duran

1 April, 09:32

+5

Answers (1)

Know the Answer?

Chance Hickman · Answer 1

It's true (a) because bones become brittle and easier to break if theyre not used. bones more frequently used become stronger.

Page 161 3. how do people adapt to environmental extremes and other circumstances? human populations that engage in activities that stress the skeleton (e. g., walking, lifting, carrying) have bones with optimum density.a. Trueb. False