Nitrifiers
A. are obligate anaerobes.
B. are chemolithotrophs.
C. convert nitrate to nitrite.
D. are reducers.
E. convert nitrate to nitrite AND are reducers
B. are chemolithotrophs.
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Red-green color blindness is an X-linked recessive disorder. A woman with normal vision whose father was colorblind has children with a man with normal color vision. What is the probability that their first child will be colorblind?
A) 1/4 B) 1/2 C) 3/4 D) 0 E) 1
Choose the one most appropriate statement for each.
A. Aminopeptidase B. Monosaccharides C. Lipase D. Amylase E. Disaccharidase F. trypsin G. Bile H. Pepsin I. Gastrin J. Pyloric sphincter
The negative logarithm of the hydrogen ion concentration in the solution is referred to as
A. electronegativity. B. specific heat. C. pH. D. atomic mass. E. OH- concentration.
The opportunistic infection known as (aspergillosis/cryptococcosis/sporotrichosis) may develop into a series of nodular, pus-filled lesions on a limb.
Fill in the blank(s) with the appropriate word(s).