Answer:
with each heartbeat,the heart pumps blood throughout our bodies,carrying oxygen to every cell,after delivering oxygen the blood returns to the heart the heart then sends the blood to the lungs to pick up more oxygen.
Answer:
Explanation:
archaea:they live in water area and usually eat some plants
bacteria:the germs that are in the air
eukarya:it is an animal well better said any animal because it has a cell membrane and nucleus to protect the cell
Answer:
1. Gas giant
2. Galaxy
3. Universe
Explanation:
I know my space. Hope this helps!
For an atom to become a positively charged ion it must lose negatively charged electrons.