Red blood cells pick up oxygen in the lungs. Blood travels away from the heart and lungs through the arteries. Red blood cells drop off oxygen to the cells through tiny tubes called capillaries. Blood then returns to the heart through the veins and the cycle begins again.

5 0

1 year ago

How to get rich body in free fire

Keith_Richards [23]

Ur mom is going ok and you don’t want me too late to get the stuff out for me so you don’t know how much you love you and i and you have to go to the gym instead please you have to do it for you

7 0

2 years ago

Read 2 more answers

_______ can be used to treat thyroid disease, particularly hypothyroidism.

NARA [144]

d. levothyroxine is the answer

4 0

2 years ago