Answer:
An amino acid is an organic molecule that is made up of a basic amino group (−NH2), an acidic carboxyl group (−COOH), and an organic R group (or side chain) that is unique to each amino acid.
Explanation:
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Protections the ozone layer
Maintaining animal and human food chain
Preserving potable water and making efficient use of non renewable resources
Photosynthesis and chemosynthesis
MRNA is responsible for carrying coded information from the nucleus.... i hope you it will help you.... :)
