With the exception of gametes, all new somatic cells in all multicellular organisms are formed through the process of mitosis. what must occur with the dna in the original cells in order for mitosis to make new cells? a) the dna coils up and becomes invisible b) the dna forces the production of water c) the dna will mutate itself, based on the type of organism it is d) the dna must replicate itself in order to make two exact copies

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears

Ture or false evidence for evolution includes millions of fossils