The function of enzymes in the living system is to
A. Transport oxygen
B. provide immunity
C. catalyse bio-chemical reaction
D. provide energy
Answer: Option C
A. Transport oxygen
B. provide immunity
C. catalyse bio-chemical reaction
D. provide energy
Answer: Option C
The fibers, such as nylon and polyester, that are made from chemical substances are called:
A. Natural fibres
B. Wool
C. Synthetic fibres
D. Silk
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