The liverwort genus Marchantia can reproduce asexually by way of ____, small cell masses that form in cuplike

growths on a ____.



a. antheridia; gemmae
b. gemmae; thallus
c. archegonia; thallus
d. thallus; gemmae


e. antheridia; thallus


ANSWER: b

Biology & Microbiology

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A fish circulatory system is indicated by

a. A. b. B. c. C. d. both A and B. e. none of these

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The ____________ of the blood is due to the presence of unfiltered plasma proteins. This pressure pulls fluid back into the capillaries by osmosis.

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

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The pathogenicity of which of the following is not the result of lysogeny?

A) Clostridium tetani B) Vibrio cholerae C) Corynebacterium diphtheriae D) Clostridium botulinum E) Streptococcus pyogenes

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Which cell becomes a macrophage when leaving the bloodstream?

A) monocyte B) lymphocyte C) basophil D) eosinophil E) neutrophil

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