Meteorites have been found to contain
a. simple sugars.
b. fatty acids.
c. amino acids.
d. nucleotides.
e. all of these.
Answer: c
Biology & Microbiology
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Endotoxin is released when
A. cells are lysogenic for the beta phage. B. cells are starved for iron. C. Gram-negative pathogens lyse or divide. D. All of the choices are correct.
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Which of the following categories of organisms is NOT known to produce viable polyploids?
a. amphibians b. fish c. mammals d. fish e. reptiles
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Does it make a difference which peak of the predator population you choose to examine?
a. yes b. no
Biology & Microbiology
Which are nursery grounds for many invertebrates
and fish? a. photic zones b. benthic zones c. estuaries d. pelagic zones e. limnetic areas
Biology & Microbiology