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
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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.
In women, blocked oviducts can result from sexually transmitted diseases
a. True b. False Indicate whether the statement is true or false
In your body not all cells go through the cell cycle
a. true b. false
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+)