Answers

2014-06-12T15:38:17+05:30
Enzymes are the biocatalysts present in our body that alter the rate of reactions occuring in our body. There thousands of enzymes in our body,used for carrying out various metabolic processes in our body, like digestion. 
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Enzymes are large biological molecules responsible for the thousands of metabolic processes that sustain life.Enzymes break down food to become nutrition for your body.
2014-06-12T15:46:13+05:30
A substance produced by a living organism which acts as a catalyst .
Used for carrying out various  processes in our body.............
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