For each of the following cofactors, list the enzymes of glycolysis, gluconeogenesis. acetyl-coa synthesis or the citric acid cycle that utilize that cofactor and describe the function of each cofactor in the catalyzed reaction. (a) nad^+/nadh (b) fad/fadh_2 (c) coa (d) thiamine (e) biotin

Gene mutations can be passed on to future generations and drive natural selection. ... Gene mutations can be helpful, harmful, or neutral for an organism's survival. Only mutations that are helpful in the organism's environment would influence its survival and reproduction