Answer:
D. Sexual orientation
Explanation:
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the answer could be breath oxygen or respond to stimuli. Hope this helps!
These organisms convert nitrogen in the soil to ammonia, which can then be taken up by plants. This process also occurs in aquatic ecosystems, where cyanobacteria participate. After nitrogen has been fixed, other bacteria convert it into nitrate, in a process known as nitrification.
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What is the best desciption of the camouflage by natural selection?
