Which vertebrate group has most advanced respiratory structures?

fish, amphibians, reptiles, birds, or mammals?

How are gene and protein sequences used to classify organisms?

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

The production of cells during mitosis into specialized function is recombination or differentiation