Of the following, AIDS is usually transferred by

a. casual contact.
b. food.
c. water.
d. exchange of body fluids.
e. insect bites.


D

Biology & Microbiology

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Unsaturated fatty acids are those containing carbon-carbon ________ bonds.

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

Biology & Microbiology

The flow of energy among living organisms is best

characterized as a. circular. b. a ladder. c. a lattice. d. one way. e. a funnel.

Biology & Microbiology

Which of the following identifies a group of DNA viruses?

a. retroviruses b. herpesviruses c. paramyxoviruses d. filovirus e. picornaviruses

Biology & Microbiology

Chemists use the phrase "organic compounds" to refer to molecules that _____.

A) are created only in living organisms B) contain carbon C) contain the carbonyl or carboxyl functional groups D) are formed entirely of carbon and hydrogen

Biology & Microbiology