Agazelle is born with a slightly longer legs which allow it to work faster than the other gazelles in the herd . this adaption came may have come out because of what

Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern’s leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon?