1.

Assertion : Poly hydroxy butyrate (PHB) is a biodegradable polymer Reason : These polymers are degraded by enzyme action.

Answer»

(A) and (R) are true and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true but (R) does not EXPLAIN (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :A


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