Differences between amino acids are normally due to differences in which part of the molecule?

Differences between amino acids are normally due to differences in which part of the molecule?

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !