1pt Which of the following life processes is not necessary for an individual organism to survive, but is necessary for the survival of the species?
A. digestion
B. respiration
C. regulation
D. reproduction

You are studying a protein that you call protein x. there is an aspartic acid at a key position in protein x which is important in the folding and stabilization of that protein. if this aspartic acid is changed to a different amino acid, which type of amino acid substitutions is most likely to allow the protein to fold normally?