The digestive juice in the small intestine that breaks down protein into amino acids is _____.?
A) ?protease
B) ?amylase
C) ?lipase
D) ?bile
A
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Which organ is located in a dorsal cavity?
A) Diaphragm B) Pancreas C) Stomach D) Brain
Particulate matter is nonspecifically taken into cells by the process of ________.
exocytosis phagocytosis pinocytosis receptor-mediated endocytosis
Newborns need diapers because voluntary control of which urethral sphincter has not matured yet?
a) spongy b) external c) membranous d) internal
Cy Dill noticed that when he traveled from his home at 1,100 ft. elevation, to hike in the forest at 8,000 ft. elevation, his respiratory rate was elevated even while he was resting. This is because
A. the partial pressure of carbon dioxide is greater at higher elevations. B. the partial pressure of oxygen is lower at higher elevations. C. the air is "thinner" at higher elevations. D. his proprioceptors were stimulating his respiratory center. E. there would be a decrease in blood pH at that altitude.