What is a cause of rickets?
A) a lack of vitamin D
B) a lack of melanin
C) high UV exposure
D) severe air pollution
Correct Answer:
Verified
Q33: Where did natural selection favor alleles for
Q34: What does adolescence include?
A)stability in physiology,behavior,and cognition
B)decline
Q35: At what level does developmental (or ontogenetic)adaptation
Q36: At what level does cultural adaptation occur?
A)at
Q37: What does sexual dimorphism refer to?
A)the onset
Q39: How can homeostasis be studied directly?
A)by observing
Q40: At what level does acclimatization occur?
A)at the
Q41: In humans,race is NOT a valid,biologically meaningful
Q42: How does human life history (prenatal stage,infancy,childhood,juvenile
Q43: Discuss the obesity pandemic.Include current studies that
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