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AURORKA [14]
3 years ago
12

Cyanobacteria were the first photosynthetic organisms. How were they responsible for allowing higher life forms to evolve? A. Th

ey released oxygen, which mixed to form iron, and later ferrous oxide, in the air. B. They released carbon dioxide, which evolving animals needed. Or C. They released oxygen, which created the ozone layer, resulting in reduced mutation rate.
Biology
2 answers:
bezimeni [28]3 years ago
8 0
<span> They released oxygen, which created the ozone layer, resulting in reduced mutation rate.

</span>
Andrews [41]3 years ago
6 0
B THEY RELEASED CARBON DIOXIDE, WHICH  EVOLVING ANIMALS NEEDED.
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The gene responsible for producing amyloid precursor protein (app) appears to explain the development of Alzheimer disease.

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6 0
1 year ago
Match the Following :
Svetllana [295]

Answer:

1. A

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3. E

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5. D

Explanation:

5 0
3 years ago
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Savatey [412]

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6 0
3 years ago
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anygoal [31]

Answer:

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4 0
3 years ago
Some one ? I need help!
MaRussiya [10]
The answer is theory development.
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That's my answer for ya!
4 0
3 years ago
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