On a person's hand there can be 300,000-500,000 genetically distinct bacteria at one time. Wendy regularly puts hand sanitizer on because she is nervous about getting sick. The hand sanitizer kill 99% of these bacteria, but about 3000-5000 bacteria are left. How does natural selection take place?

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

it's d - life cycles - apex