Answer:
The oxygen enters the bloodstream from the alveoli, which are tiny sacs in the lungs where gas exchange takes place. The transfer of oxygen into the blood is through simple diffusion. While oxygen moves from the capillaries and into body cells, carbon dioxide moves from the cells into the capillaries and starts with high concentration but fades to low concentration.
Explanation:
Answer:
Games are played to 11 points.
Toss the ball straight up when serving.
Doubles serves must go right court to right court.
Volleys are not allowed.
Touching the ball with your paddle hand Is allowed.
Answer:
cervix ?
Explanation:
it might be because it is there on book I think
