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Natural Macromolecules

Assertion :Ba...

Question

Assertion :Bacterial cell wall is characterised by having mucopolysaccharides Reason: Acetyl muramic acid is an example of mucopolysaccharide

A

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

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B

If both the assertion and reason are true but the reason is not a correct explanation of the assertion

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C

If the assertion ts true but the reason is false

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D

If both the assertion and reason are false

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Solution

The correct option is D If both the assertion and reason are false
Chemically bacteria consists of acetylglycosamine, acetyl muramic acid and a peptide chain of four or five amino acids. All these chemicals together form a polymer called peptidoglycan ( $=$ mu rein or mucopeptide). Some other chemical subst-a nces deposited on the cell wall are - archaic acid, protein
polysaccharides lipoproteins and lipopolysaccharides.

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