The genome of a virus can be

a. DNA or RNA
b. DNA and RNA
c. DNA only
d. RNA only


Answer: a. DNA or RNA

Biology & Microbiology

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All mRNA transcripts begin with

a. methionine. b. a ribosome. c. AUG. d. the P site. e. an anticodon.

Biology & Microbiology

In an unstimulated neuron, the plasma membrane is most permeable to ________ ions

A) sodium (Na+) B) sugar C) calcium (Ca2+) D) potassium (K+) E) chloride (Cl?)

Biology & Microbiology

Farmers spray seedless grape plants with synthetic __________, which increases the size of the resulting fruit.

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

Biology & Microbiology

As the glaciers continue to melt with increasing global temperatures, some forms of bacteria that are more than 1 million years old have begun to reanimate. Which feature of prokaryotes help them in this process:

a. endospores b. binary fission c. plasmids d. conjugation e. cytoplasmic streaming

Biology & Microbiology