Which class of molecule is the most diverse in terms of structure and roles played in cells?
a. proteins
b. lipids
c. nucleic acids
d. carbohydrates
e. amino acids
ANSWER: a
Biology & Microbiology
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The organisms that convert carbon dioxide into organic matter are the
A. secondary consumers. B. primary consumers. C. producers. D. decomposers.
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Select the molecule that contains the most stored chemical energy:a
ethyl alcohol. b. water. c. carbon dioxide. d. lactate. e. oxygen.
Biology & Microbiology
The use of sulfate as a terminal electron acceptor by Desulfovibrio is an example of assimilatory sulfate reduction.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Class Betaproteobacteria includes all but which of the following genera?
A. Neisseria B. Bordetella C. Lepothrix D. Campylobacter
Biology & Microbiology