[Comprehension; Hard] Which of the following is nottrue of zinc finger motifs?
A. The interaction of DNA with a single zinc finger is relatively weak.
B. The role of the Zn2+ ion is to interact with the negatively charged DNA backbone.
C. Proteins with zinc fingers typically contain multiple copies of the motif.
D. Proteins with zinc fingers typically function as monomers.
B
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Most of the diversity of life on this planet comes from microbes
A. true B. false
Obligately anaerobic normal flora are found in ________, which is an/are anoxic habitat(s) of the body
A) the kidneys B) the skin C) portions of the oral cavity D) the lungs
Central nervous system (CNS) diseases caused by fungus may occur in
A. cancer patients. B. diabetics. C. AIDS patients. D. immunosuppressed people. E. All of the choices are correct.
Populations are held in check by
a. resource partitioning. b. predation. c. social parasitism. d. competition. e. any of these.