Answer:With this system, blood always flows in only one direction inside the heart. There are also valves at the bottom of the large arteries that carry blood away from the heart: the aorta and the pulmonary artery. These valves keep the blood from flowing backward into the heart once it has been pumped out.
Explanation:
Answer:
A. can be transferred no more than one time between these pharmacies.
Explanation:
<span>-be positive (the mind is important)
- Be put in positions of trust
-to concentrate
-well <span>breathe</span></span>
Answer:
If you are calm, you are more relaxed which can help you stay alive throughout and after the avalanche.
Explanation:
Answer:
I need you
Explanation:
I think is I need you but love both