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Lyrx [107]
3 years ago
9

Photosynthetic cyanobacteria caused an increase in atmospheric levels of

Biology
2 answers:
goldfiish [28.3K]3 years ago
6 0

C...the key is that they are photosynthetic...so they produce oxygen (like plants)!

Nuetrik [128]3 years ago
4 0

Answer:

C) oxygen

Explanation:

The gaseous product of photosynthesis is oxygen. Cyanobacteria are responsible for much of Earth’s early oxygen.

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Select the appropriate statement about healing wounds. A.]Cell growth increases both toward the beginning and the end of the hea
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Explain how kinetic energy and thermal energy are related
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777dan777 [17]

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<u>Explanation:</u>

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It is used to turn turbine and generators that produce electricity; to generate electricity the water is in motion, it experiences the potential energy. When the blades turns it experiences the mechanical energy then into form to electrical energy. The potential energy is depends on the two factors that is mass of the dam and the height of the dam.

5 0
3 years ago
4. How do many scientists explain the formation of the earth?
marshall27 [118]

Answer:

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Explanation:

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