The following steps occur during biosynthesis of a + strand RNA virus. What is the third step?

A) attachment
B) penetration and uncoating
C) synthesis of - strand RNA
D) synthesis of + strand RNA
E) synthesis of viral proteins


C

Biology & Microbiology

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Inhibitors of protein synthesis typically key on

A. peptidoglycan precursors. B. penicillin-binding proteins. C. ribosomes. D. porin proteins.

Biology & Microbiology

Which interval is classified as a “period” in the geologic time scale rather than an “era”?

a. Mesozoic b. Proterozoic c. Carboniferous d. Cenozoic e. Paleozoic

Biology & Microbiology

At high population density, __________ is favored, with organisms investing more time and energy in fewer, higher quality offspring.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

The exact composition of ________ media is known. _______ media inhibit the growth of some microbes. ________ media are used to culture fastidious microbes, particularly pathogens

a. complex / Differential / Selective b. complex / Enriched / Differential c. defined / Selective / Enriched d. defined / Enriched / Differential

Biology & Microbiology