Physics, 19.10.2019 21:30 rouchedavisin4
Algae are utilized by humans for a variety of beneficial purposes. why are photosynthetic algae considered one of the most important groups of organisms on our planet?
a. they are poor sources of vitamin
c. b. they produce chemicals that can treat health problems.
c. they produce much of the earth’s oxygen.
d. they produce chemicals that can make plastics, waxes, and paints.
Answers: 3
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