14. Which graph illustrates the expected change in the finch population if the environment changes to favor small beaks?

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

In what part of the body does the most muscle activity happen?

Does all the energy stored by the phytoplankton reach the top level of the pyramid