Liquid media containing heat-sensitive components would best be sterilized by

A.
ultraviolet (UV) light at 500 nm.

B. freezing.
C. lyophilization.
D. membrane filtration.


D

Biology & Microbiology

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The cellular components of blood that transport oxygen are

A. leukocytes. B. erythrocytes. C. platelets. D. chondrocytes. E. osteocytes.

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The upper layer of the pelagic zone is the

A. benthic zone. B. limnetic zone. C. estuary. D. photic zone. E. continental shelf.

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The most anterior of the lobes of the human cerebrum is the _________ lobe.

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

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Cells having no nucleus would belong to the 

A. Bacteria. B. Protista. C. Fungi. D. Plantae.

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