A layer of water just under a frog's skin captures oxygen from air or water and delivers it to blood vessels at the skin's surface. How might this function relate to the fact that frogs are very sensitive to environmental pollution?

What are the four basic classes of organic molecules how do they differ structurally and functionally

4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate

The negative impacts of nonnative species generally outweigh the positive impacts