In photosynthesis and cellular respiration, which of the following is not correct?
the amount of matter stays the same from the beginning to the end of each process.
the reactions are opposites, what goes into photosynthesis, is what comes out at the end of cellular respiration.
both cellular respiration and photosynthesis require an input of oxygen in order to start.
glucose is the output for photosynthesis and the input for cellular respiration.

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 is responsible for the uneven heating between the poles and the equator on any given day

What is the correct order of cell division? include what happens in each phase