Hello there!
'Parental generation' is the term which he used. Hope I helped.
Answer:
pluto
Explanation:
the others are formed from other things
The part of the amino acid that gives the molecule its unique or characteristic chemical properties would be the R-group. Every amino acid has three main groups in it namely the amino group, carboxyl group and the R group. "R" represents different organic chain that is specific to a certain amino acid which gives different properties of the molecule.
