Epiglottis is the flap of cartilage that covers the opening of the larynx
Non-living parts?
A would be the answer then
sunlight certainly isn’t alive
Answer:
Hey!
Here's why its important:-
When a foreign antigen reaches one’s blood, it stimulates the defense mechanism. On receiving unmatching blood, the antigen present in the donor's blood and the antibody present in the recipient's blood will react with each other and form a blood clot. Hence, everyone cannot receive blood from all blood groups.
