25. A biogenic sediment can be composed of all the following except

bones

rocks

shells

dead fish

A venomous snake that often gives a warning before biting

Better mirrors the mitosis process. Meiosis II Meiosis I

Why is it important for each cell to be surrounded by a cell membrane that prevents large molecules from leaving the cell?

Scientists think that oxygen produced by the first photosynthetic bacteria contributed to the creation of the ozone layer we have today.

Scientists decide the age of different rock layers by the things that they uncover in the rock. Which of the items below could scientists use to date a layer of rock? A.) a green leaf that fell off a tree B.) an insect flying near the dig site C.

What the Law of Conservation of Matter/Energy?

Predict what might happen if there were no nitrogen-fixing bacteria on Earth

If two different animal species are found to go through equivalent stages of embryonic development until the very last stage, which conclusion would this phenomenon support? A. The two animal species are very closely related. B.

True or False: carbon emissions lead to global warming by trapping the suns heat in the atmosphere

Organisms best suited to the environment will be the ones that survive and reproduce. This statement best describes A. Natural Selection B. Punctuated Equilibrium C. Adaptive Radiation D. Artificial Selection