'Glycine is the simplest one of these, the essential building blocks of all proteins'
amino acid
A IN SCIENCE: Glycine is the simplest one of these, the essential building blocks of all proteins
Glycine is the simplest one of these, the essential building blocks of all proteins
Glycine is the simplest one of these, the essential building blocks of all proteins
"A" IN SCIENCE
amino acid
"A" IN SCIENCE