Answer:
13- a
14- c
15- b
I hope this helps
Plz mark me as brainliest
Answer:
Less than 4-5 sentences?? I'll take the challenge!!! :))
Ya have to wait about 90 days until you can take the vaccine and get immunity from Cov id-19. The macrophages in your body will help ya fightin and be immune to this darn virus!! Your antibody made by the B cells will get ya helpin in the vaccine!! Before ya do the immunity vaccine test though, you'll be taken through a Antigen test to diagnose what ya have. Then ya will get immune by taking the vaccine than later!! :)))
If a sentence is incomplete, it will have no period (.) question mark (?) or excalamation mark (!) at the end
Hopefully this is right:
Comes in through superior and inferior vena cava, then enters right atrium, then tricuspid valve and into the right ventricle. Then the deoxygenated blood gets pumped through the pulmonary artery to the lungs. Oxygenated blood comes back through pulmonary vein and into left atrium. Then goes through mitral valve and into left ventricle which then pumps the blood through aorta.
