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daser333 [38]
3 years ago
15

Is the oxygen you breathe brand new

Biology
1 answer:
Ede4ka [16]3 years ago
3 0
The answer: Yes, because plants photosynthesis to absorb Carbon Dioxide and convert it in to Oxygen. We humans breathe the oxygen that is produced from plants.
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What are two properties of a good marker and why are good markers important?
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1. the color shown is the same as the color that it produces 2. the ink doesn't run out frequently

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A good marker is determined by a fair price for a good quality .

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