How many human genetic disorders are known?
a. thousands
b. about 20
c. three
d. about 100
Answer: a. thousands
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The most digestion in the human body takes place in the
a. liver. b. mouth. c. large intestine. d. small intestine. e. stomach.
Which of the following represents the possible genotype(s) resulting from a cross between an
individual heterozygous (Bb) and one that is homozygous (bb)? a. BB and Bb b. Bb and bb c. BB only d. Bb only e. bb only
____ is a polysaccharide that is found in plant cell walls and accounts for their strength.
a. Enzyme b. Cellulose c. Starch d. Cytoplasm e. Peroxisome
Enterobius vermicularis is
A. often fatal in heavy infestations. B. a whipworm. C. common only to the tropics and subtropics. D. an intestinal worm that easily contaminates fingers and fomites. E. All of the choices are correct.