What is the R group in proteinaceous amino acids?

What is the R group in proteinaceous amino acids?
  1. A hydrogen
  2. A methyl group
  3. Hydroxy methyl
  4. All of the above

Solution

The R group in proteinaceous amino acids could be a hydrogen (the amino acid is called glycine), a methyl group (alanine), hydroxy methyl (serine).

Asked in: NCERT

Practice more Biomolecules questions on Aicharya