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Cellulose-rice food substances are good ...

Cellulose-rice food substances are good source of roughage in human beings because

A

human beings do not have cellulose-digesting enyzmes.

B

cellulose gets absorbed in the human blood and converts into fibres.

C

the cellulose-digesting bacteria convert cellulose into fibres.

D

cellulose breaks down into smaller components which are egested as roughage.

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