In which situation will a mutation not persist or spread in a population?

A situation where in the mutation won’t spread or to persist in a population is when the population has not evolve itself, because if it has evolved, meaning alleles may change—contributing to the changes and could help in spreading mutations in a population.

check for the pregnancy rating of drug. if its class c or d see if other alternatives

cellular respiration oxidizes food into energy in the form of atps.

glycolysis (6 c hexose) > 2x atps are used > 6c hexose biphosphate > 2 x 3c triphosphate >

2 x 3c pyruvate (2x nadh produced from nad) and (4x atp produced)

pyruvate actively pumped mitochondrial matrix.