Multiple Choice
Moderate temperature and neutral pH geothermal springs in terrestrial environments may contain __________ as primary producers.
A) chemolithotrophs
B) oxygenic phototrophs
C) anoxygenic phototrophs
D) oxygenic and anoxygenic phototrophs
E) oxygenic and anoxygenic phototrophs and chemolithotrophs
Correct Answer:

Verified
Correct Answer:
Verified
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