Respuesta :
The R group varies from one structure to another in amino acid , and it is the carbon-phosphate backbone.
What is amino acid ?
Amino acids are molecules that combine to form proteins. Amino acids and proteins are the building blocks of life.
What is R group in amino acid ?
Each of the 20 amino acids has a specific side chain, known as an R group, that is also attached to the α carbon. The R groups have a variety of shapes, sizes, charges, and reactivities. This allows amino acids to be grouped according to the chemical properties of their side chains.
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