Which of the following obtain both energy and
carbon from organic compounds?
a. photoautotrophs
b. chemoautotrophs
c. photoheterotrophs
d. chemoheterotrophs
e. more than one of these
D
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The primary plating medium used to select out Clostridia spp. would be:
a. anaerobic blood agar. b. laked kanamycin-vancomycin (LKV) blood agar. c. phenylethyl alcohol agar (PEA). d. thioglycollate.
The ____ is a hormone produced by specialized cells in the heart in response to high blood pressure
a. atrial natriuretic factor b. renin c. aldosterone d. antidiuretic hormone e. angiotensin
Random chromosomal alignment can produce a large amount of gamete variability; the formula and number of unique combinations for 4 pairs of homologues is ________
a. 24 (16) b. 42 (16) c. 23 (8) d. 44 (256)
Over __________ genes are involved in skin color
determination. a. 100 b. 40 c. 10 d. 1 e. 1000