Ahormone attaches to a target cell at a receptor protein. what do you know about this hormone? it is a steroid hormone. it will bind directly to dna. it is able to pass through cell membranes. it will not enter the nucleus.

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