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Which of the following statements about ...

Which of the following statements about enzymes are correct ?
(i) Enzymes do not alter the overall change in free energy for a reaction.
(ii) Enzymes are proteins whose three dimensional energy.
(iii) Enzymes speed up reactions by lowering activation energy.
(iv) Enzymes are highly specific for reactions.
(v) The energy input needed to start a chemical reaction is called activation energy.

A

2,3,4

B

1,4

C

2,3

D

1,2,3,4

Text Solution

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The correct Answer is:
A
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