They have their tentacles which house cells called<span> cnidocytes.</span>
Yes we never know what could happen in an eco system
the answer is b) shoppers no longer need to leave the house or spend hours at the mall to make a purchase
Answer:
Darwin's greatest contribution to science is that he completed the Copernican Revolution by drawing out for biology the notion of nature as a system of matter in motion governed by natural laws. With Darwin's discovery of natural selection, the origin and adaptations of organisms were brought into the realm of science
