Circular coral reefs that arise out of deep water with a centrally located lagoon are called:

a. atolls.
b. barrier reefs.
c. table reefs.
d. fringing reefs.


A

Biology & Microbiology

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Chemicals used for disinfection that are capable of disrupting cellular membranes and reduce the surface tension through cationic disruption of water molecules are termed:

a. alcohols. b. bleach. c. iodine or heavy metal compounds. d. quaternary ammonium compounds.

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Microphytoplankton is:

a. 2.0 to 20 microns. b. 20 - 200 microns. c. 0.2 - 20 mm. d. 20 - 200 cm. e. 20 - 200 mm.

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DNA is localized mainly in the

A) cell membrane. B) endoplasmic reticulum. C) vacuoles. D) chromosomes. E) Golgi.

Biology & Microbiology

The anterior pituitary gland is controlled by hormones produced by the __________ .

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

Biology & Microbiology