For gas exchange to occur quickly and efficiently, which type of epithelium must be present on all

respiratory surfaces?
a. pseudostratified columnar epithelium
b. simple squamous epithelium
c. ciliated columnar epithelium
d. stratified squamous epithelium
e. ciliated squamous epithelium


B

Biology & Microbiology

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Characterize the action of interferons

What will be an ideal response?

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Phylogeny is the apparent

a. name of an organism. b. ancestry of an organism. c. nomenclature. d. dichotomy of a system of classification.

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The mitochondrion harnesses the energy of the flow

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