After a cookie has been digested, glucose molecules enter the bloodstream by the process

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 does the positioning of transcription factors determine?

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?