The diagram below represents two processes that occur in organisms. A characteristic represented by X is common to both of these processes. A characteristic that the two processes have in common is that each process *

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.