What is the difference between direct and indirect surveys

Which of the following is not a characteristic of natural selection? 100 points pls more offspring are born than will survive to reproduce. mutations appear randomly breeding pairs are chosen by humans organisms that are better adapted are more likely to survive

Choose a mutation from those in model 2 that would be neutral for a cell. explain your reasoning by relating the mutation to the cellular respiration process.

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system