Dissimilative sulfur-reducing bacteria are incapable of reducing
a. ferrous iron (Fe2+).
b. nitrate (NO3–).
c. thiosulfate (S2O32–).
d. sulfate (SO42–).
Answer: D
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Which of the following statements about evolution of behavior is correct?
A) Natural selection will favor behavior that enhances survival and reproduction. B) An animal may show behavior that minimizes reproductive fitness. C) If a behavior is less than optimal, it will eventually become optimal through natural selection. D) Innate behaviors cannot be altered by natural selection.
Bacterial vaginosis may be the result of transfer from the rectum where the causative organisms usually reside in addition to occurring by means of sexual transmission.
Answer the following statement true (T) or false (F)
Fermentation is most common in
A. plants, at night. B. human muscle cells. C. fungi, decomposing dead plants. D. bacteria, in mammal intestines. E. both human muscle cells, and intestinal bacteria.
Select the compound that contains the most energy:a
AMP b. ADP c. ATP d. Pi e. AMP, ADP, ATP and Pi all contain equal amounts of energy.