Most genetic engineering involves the use of ____

a. yeast and plants
b. plants and E. coli
c. yeast and mice
d. bacteria and mice
e. yeast and bacteria


ANSWER: e

Biology & Microbiology

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Young male white-crowned sparrows that were experimentally raised without ever hearing the song of

their species ____.

a. never came close to singing the way wild males do b. never sang at all c. sang a poorly developed version of their species' song d. instinctively performed the song perfectly e. sang a recognizable version of the song of an ancestral sparrow species

Biology & Microbiology

An individual with this type of dwarfism will always pass the allele on to their children

a. True b. False

Biology & Microbiology

Liquid water ________.

A) is less dense than ice B) has a specific heat lower than that of most other substances C) has a heat of vaporization higher than that of most other substances D) is nonpolar

Biology & Microbiology

Small organic molecules called ________ function as enzyme cofactors.

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

Biology & Microbiology