Difussion occurs from a high concentrated region to a low concentrated region. The velocity of diffussion is proportional to the differential of concentrations. In the lung arrives blood with low levels of oxygen while the long is rich with fresh oxygen so the oxygen flows from the lung tissues to the blood.
The other tissues consume oxygen continually them they get poor in oxygen and so the oxygen that is in the blood diffuses to the tissue that is poor in oxygen.
Is the contraceptive method of removing the penis from the vagina before ejaculation.
d. withdrawal
Answer:
D
Explanation:
I would think this, because the health inspector may want to know what the place is being cleaned with.
Attend doctors appointments with the mother to help listen to treatment options, ask questions, and discuss any alternatives they can consider.