The function of PUF proteins binding to mRNA is:
A. a shortening of the poly(A) tail.
B. the phosphorylation of eIF2a.
C. the efficient recruitment of the 40S ribosomal subunit.
D. to block efficient translation.
D
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The first law of thermodynamics says energy cannot be created or _______.
a. transferred b. transformed c. destroyed d. delayed
Coral bleaching is a result of: a. the calcareous skeleton begins to breakdown
b. extended periods of run-off. c. pesticides from coastal developments. d. corals expelling their zooxanthellae.
Which of the following is NOT true about
enzymatic regulatory molecules?
a. they allow an enzyme to catalyze many, diverse reactions. b. they may cause the enzyme to change its overall shape. c. they may enhance the activity of an enzyme. d. they may inhibit the activity of an enzyme. e. they may bind directly to an enzyme’s active site.
Which of the following antiprotozoan drugs is used to treat malaria?
A) Chloroquine B) Aminoglycosides C) Metronidazole D) All of the above