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
Biology & Microbiology
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).
Biology & Microbiology
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
Biology & Microbiology
Which cell becomes a macrophage when leaving the bloodstream?
A) monocyte B) lymphocyte C) basophil D) eosinophil E) neutrophil
Biology & Microbiology