How many amino acids exist in nature?

Explanation

To answer the question "How many amino acids exist in nature?", we can break down the solution into the following steps:

### Step-by-Step Solution:

1. **Understanding Amino Acids**: Amino acids are organic compounds that serve as the building blocks of proteins. They play a crucial role in various biological processes.

2. **Total Number of Amino Acids in Nature**: It has been identified that there are approximately 500 different amino acids that exist in nature. These amino acids can be found in various organisms and environments.

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