Why do scientists study seismographs? o to learn about different rock samples
o to determine the location of an epicenter
o to analyze mineral content from Earth’s crust
o to observe temperature changes on Earth’s surface

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

Which of the following would be an important part of a multi-step plan to restore the stability of the red-cockaded woodpecker's ecosystem?

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.