While webbed feet were evolving in ancestral ducks, with each generation :

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

Discuss the functions of epithelial connective nerviud and muscular tissues

What is the cause hearing loss in human being