Viruses that infect bacteria are
A. prions.
B. not known to exist.
C. composed of protein only.
D. bacteriophages.
E. also capable of causing disease in humans
D. bacteriophages.
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For mechanisms of sex determination, which of the following is incorrectly paired?
A. X-Y, cow B. X-O, grasshopper C. ZZ-ZW, bluebird D. 1n-2n, pea plant E. high temperature-low temperature, alligator
In order for a cell to become cancerous, oncogenes must be , or tumor suppressors are .
A. inactivated; inactivated B. activated; inactivated C. activated; activated D. inactivated; activated E. suppressed; inactivated
Which tissue lines all internal surfaces and the lining of the gut?
a. epithelial b. loose connective c. supportive connective d. fibrous e. adipose
Of the 4 ATP produced outside the electron transport chain, 2 are produced by _____ and 2 by ______. The rest are produced by _____
Fill in the blank(s) with the appropriate word(s).