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Poly – β – hydroxybutyrate – co – β hydroxyvalerate is  (PHBV) is a copolymer of

a. 3 – hydroxbutanoic and 2 – hydroxypentanoic acid

b. 3 – hydroxbutanoic and 4 – hydroxypentanoic acid

c. 2 – hydroxbutanoic and 3 – hydroxypentanoic acid

d. 3 – hydroxbutanoic and 3 – hydroxypentanoic acid

Ans. d

(31)

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