Answer questions 72-76 using the five groups listed below:a
halophiles
b. cyanobacteria
c. thermophiles
d. proteobacteria
e. methanogens
D 72. These bacteria live in temperatures that are not
usually conducive to life.
M 73. These produce CH4.
D 74. These bacteria can live in water of very high salt
concentration.
M 75. These can form heterocysts, valuable in nitrogen
fixation.
M 76. These are the most diverse monophyletic group of
bacteria.
Answers: 72. c, 73. e, 74. a, 75. b, 76. d
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