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Sonja [21]
3 years ago
5

What three polysaccharides play a structural role in organisms?

Biology
1 answer:
Colt1911 [192]3 years ago
3 0
Chitin - part of insects hard body and part of fungus
Cellulose - part of plant cell walls
Pectin - also part of plant cell walls
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Answer:

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Why is it necessary to reduce the number of chromosomes in gametes, but not in other cells
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Answer: The nucleus.

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