Which of the following strategies enable non-acidophilic bacteria to endure lower pH environments?
A. Proton pumps that pump H+ out of the cell
B. Synthesis of acid shock proteins that protect other cellular proteins
C. Presence of internal buffers
D. All of the choices are correct.
Answer: D
Biology & Microbiology
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A. clonal deletion. B. clonal selection. C. differentiation. D. proliferation. E. hypersensitivity.
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Halophiles are a type of ________.
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Which of the following does a cell require to transport substances against an electrochemical gradient?
a. ATP b. Na + c. K + d. Phosphates
Biology & Microbiology