What are the four differences between plant and animal cells?

Which is larger a living cell or an atom of hydrogen? Explain.

8. Explain why ice stays at the top of oceans instead of sinking to the bottom. Also, explain how this supports life on Earth.

Does catalase an enzyme in living tissues change hydrogen peroxide into non poisonous materials

Which of the following serve as enzymes

A team of environmentalists are protesting the disposal of waste generated from slaughterhouses and canneries. What type of waste are they protesting? A. municipal waste B. construction and demolition waste C. animal and food processing waste D.

A string of islands known an (blanck) can form from the collision of two oceanic plates.

Which processes take in and return carbon to the atmosphere in the carbon cycle?

Ocean coring: is the best technique for sampling the ocean floor uses high energy pulses to penetrate the bottom layers of rock is used to study the effects of turbidity currents or all of the above?

An ocean basin will form in what location, relative to the tectonic plates?

What is a spore? A) a protective wall that forms around a slime mold B) an amoeba-like cell that digests fungi and bacteria C) a reproductive cell produced by slime molds D) a large, moving community of slime molds