Plasma is about percent of the composition of blood and carries cellular elements and other substance

What is responsible for the uneven heating between the poles and the equator on any given day

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

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f