PLEASE HELP Why does space exploration lead to new technology?
A. Because the more you explore something, the less technology you
need
B. Because space exploration is done only by very sophisticated,
high-tech robots
C. Because astronauts pick up new materials on their travels to
space
D. Because materials developed for use in space are often useful to
ordinary citizens

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