What is the average length of a single cell in micrometers (um) ?

Why is food waste harmful to the environment?

What property of water allows fish and other animals to swim below the frozen surface of lakes and rivers during the winter? A. Solid water is denser than liquid water. B. Solid water is less dense than liquid water. C.

Which of the following groups of animals rely on sensory cells rather than sensory tissues and organs? cephalopods mammals tunicates fishes

Which of the following is considered a strength of the humanistic perspective?

What is the result when DNA ligase has completed its job? several short strands of DNA four all-new strands of DNA one old and one new strand of DNA two new strands of DNA

How did the second Industrial Revolution affect the United States? a. It lessened the demand for additional national defense. b. The United States began to concentrate on expanding outside the continent. c. It increased the demand for raw materials.

Science Riddle of the Day: Whats The Most tiniest Virus Ever?

Why does everyone think that a snowflake is snow

All but one factor plays a part in water movement in and out of the cell. That is A) the presence of sodium potassium pumps. B) the concentration of solutes inside the cell. C) the concentration of solutes outside the cell.

Genetic diversity is ultimately/mainly the result of