Answer:
a flower has a complex structure
Explanation:
Hydrogen bonds connecting base pairs must be broken.
Answer:
The correct answer is C
Explanation:
A plant consumes all the oxygen photosynthesis generates. It also uses all the carbon dioxide respiration creates. As a result, no gas exchange takes place with the environment. Bright sunlight – Photosynthesis uses carbon dioxide and makes oxygen faster than respiration produces carbon dioxide and consumes oxygen
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