Most viruses:

a. Infect only a few closely related species
b. Only infect animal cells
c. Infect a wide variety of organisms
d. Cannot infect living cells
e. Only infect plant cells


a. Infect only a few closely related species

Biology & Microbiology

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In your body not all cells go through the cell cycle

a. true b. false

Biology & Microbiology

In a neuron, ion channels permit movement of (but don't pump) ____________.

A) only sodium (Na+) B) only chloride (Cl-) C) sodium (Na+) and chloride (Cl-) D) only potassium (K+) E) sodium (Na+) and potassium (K+)

Biology & Microbiology

As a general rule, the small intestine of a pig or human is

(a) about 60 cm long. (b) about 1.5 m long. (c) about as long as the individual is tall (or long in the case of the pig). (d) about five times the height of the individual.

Biology & Microbiology

In women, blocked oviducts can result from sexually transmitted diseases

a. True b. False Indicate whether the statement is true or false

Biology & Microbiology