Choanoflagellates are ____.
A. heterotrophs
B. chemoautotrophs
C. autotrophs
D. phototrophs
E. halotrophs
Answer: A
Biology & Microbiology
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The dots in the figure represent a(n)
a. covalent bond. b. ionic bond. c. hydrogen bond. d. polar covalent bond. e. hydrophobic interaction
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In ruminants, cellulose digestion occurs in the
A. omasum. B. cecum. C. rumen and reticulum. D. reticulum. E. rumen.
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The activation of the secondary immune response begins with which of the following?
a. Antibodies b. Killer T-cells c. Memory cells d. Mast cells e. Suppressor T-cells
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The rules of naming organisms are called
A. taxonomy. B. nomenclature. C. classification. D. binomials. E. identification.
Biology & Microbiology