Fertile individuals that readily move from one geographic location to another contribute to. a) genetic drift
b) gene flow
c) founder effect
d) bottleneck effect

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 occupation did muhammad have before the first revelation

Which of the following is an advantage of solar energy?