A species that influences the viability of a community, even if that species is not overly abundance, is called a

Joe loses 4 pounds of fluid by sweating during a vigorous basketball game. how many cups of fluid are needed to replenish this loss? 10 cups

Changes in blood osmotic pressure would most affect the secretion of

Which is the main function of fruit A) to protect seeds and aid in its dispersal B) to protect the flower and aid I pollination C) to protect the seed and aid in germination

What does it mean to draw a conclusion?

In eukaryotic cells, DNA is packaged with proteins into structures called chromosomes. What advantage do chromosomes provide the cell? A. They allow all genes to be expressed at the same time. B.

A structure on a cell that binds with something, like a hormone is called a (n) A. catalyst B. protein C. receptor D. axon

Which statement is true? A. Lipids are a type of fat. B. Fats are a type of lipid. C. Fats and lipids are separate and unrelated substances. D. All lipids are fats, and all fats are lipids.

What is the difference between a car and a human being?

In a hypotonic solution, an animal cell will?

Which fossil organism in whale evolution do you think was the first to live mostly in water?