Which of these organisms is an animal-like protist???

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 can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Nerve cells are specialized to respond to stimulitrue or false?