Which process is performed by bacteria in mutualistic relationships with legumes?
a. ammonification
b. biological magnification
c. denitrification
d. nitrification
e. nitrogen fixation
ANSWER: e
Biology & Microbiology
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The overall charge of a water molecule is ________
a. slightly negative b. slightly positive c. neutral d. a full negative charge
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How is Geobacter able to generate energy for fuel cells?
What will be an ideal response?
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Keratin filaments are anchored to junctions called
a. adherens junctions. b. tight junctions. c. desmosomes. d. gap junctions. e. neuromuscular junctions.
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A condition in which one gene pair masks the expression of a nonallelic gene pair is called ________
A) dominance B) epistasis C) codominance D) additive alleles E) recessiveness
Biology & Microbiology