acid
amide bond
amino
amino acid
amino acids
biochemistry
biosynthesis
bond
carboxyl group
cell
chain
chemical
chemical structure
chemistry
dehydration
diagram
digestion
dipeptide
dna
education
enzyme
formation
gene
genetic
health
illustration
level
medicine
model
molecular
molecular formula
molecule
nitrogen
organic chemistry
peptide
peptidic bond
polypeptide
primary
process
protein
reaction
reaction level
rna
science
secondary
spiral
structure
synthesis
water
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