The number of organisms that an area of land can sustain over a long period time is known as

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

How does the nervous system affect the excretory system?

Which of th following best describes how genes produce traits in an organism?