Which is common to both photosynthesis and respiration? a) nadh is produced by krebs cycle. b) chemical energy is produced in the form of atp. c) two atp are formed by the process of glycolysis. d) glyceraldehyde-3 phosphate is produced by calvin cycle.

Blood made up of red and white blood cells work together to form

Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper