Describe which chemicals probably made up the first cells on earth.

Rotenone is an insecticide that is toxic

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Based on the data in the graphs do you think pepsin and trypsin are found in the same part of the body? explain your answer.