Give the main function Enzymes in the body of human beings ?

Explanation

### Step-by-Step Text Solution:

1. **Definition of Enzymes**: Enzymes are biological catalysts, which means they are substances that speed up chemical reactions in the body without being consumed in the process.

2. **Composition**: Enzymes are primarily proteins, which are made up of amino acids. Their specific structure allows them to interact with substrates (the substances they act upon) in a highly specific manner.

3. **Main Function**: The main function of enzymes in the human body is to accelerate biochemical reactions. This includes breaking down food into nutrients during digestion, as well as facilitating various metabolic processes.

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