Poliovirus is an RNA virus that uses host cell ribosomes to synthesize a polyprotein immediately after entering the cell. In order for functional viral proteins to be produced, one would expect to observe the mechanism of:
A. phosphorylation.
B. protein methylation.
C. autoinhibition.
D. ADP-ribosylation.
E. proteolytic cleavage.
E
Biology & Microbiology
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As sand moves rapidly down the continental slope it can lead to:
a. convergence. b. earthquakes. c. turbidity currents. d. shelf breaks. e. midocean ridges.
Biology & Microbiology
The group of organic molecule polymers with the most complex and diverse three-dimensional structure is
A. unsaturated fats. B. proteins. C. waxes. D. carbohydrates. E. saturated fats.
Biology & Microbiology
Which of the following is an adaptation against
predation?
a. thorns b. camouflage c. mimicry d. tough, chewy leaves e. all of these
Biology & Microbiology
Jill broke her cheekbone in an ice skating accident. Which bone did she break?
A. frontal bone B. mandible C. zygomatic bone D. temporal bone E. maxilla
Biology & Microbiology