Help pls answer all questions I’m desperate

Identifying the elements of hypothesis-based science this experiment is an example of hypothesis-based science. what question did the researchers ask? what question did the researchers ask? can predation result in selection for color patterns in guppies? do female guppies prefer to mate with males with bright color patterns or drab colors? do male guppies in pools with pike-cichlid fish have brighter color patterns than females in the pool? do killifish prefer to prey on juvenile guppies or adult guppies?

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain