The cell process that is controlled by the nucleus is Protein Synthesis.
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.
This question doesn't make since. it could mean its death rate is lower than its birth rate or it could mean just expansion
