Biology · Human Digestion
Why is cellulose-rich food considered an important source of roughage in human beings?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cellulose is converted into essential fibres by beneficial stomach bacteria.
- 2Human beings lack the specific cellulose-digesting enzymes.✓
- 3Cellulose is digested and then egested as roughage.
- 4Cellulose gets completely absorbed into human blood.
Correct answer
Human beings lack the specific cellulose-digesting enzymes.
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