What are two ways that some organisms can escape from unfavorable environmental conditions ?

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

What two conditions must be present for osmosis to occur?

What is a long-term benefit of healthy eating?