The worst famine in the 20th century occurred in
a. India.
b. China.
c. Ethiopia
d. Ireland.
ANS: B
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Which of the following is an environmental contaminant that may end up in the food supply?
A. Mercury B. Caffeine C. Avidin D. Carbon dioxide
Which of the following is a characteristic of iron deficiency and behavior?
a. Erythrocyte iron levels fall before mental alertness is affected b. Moderate iron deficiency promotes constipation and hyperactivity c. Mild iron deficiency impairs energy metabolism and neurotransmitter synthesis d. Iron deficiency increases risk for infections that promote dysfunctional behavior
Proteins are assembled by the smooth endoplasmic reticulum
Indicate whether the statement is true or false
Anaerobic metabolism of glucose fuels the muscles during short-term exercise
Indicate whether the statement is true or false