Which organ is considered as "Graveyard of $RBC$'' where most of them are destroyed by macrophages
Red bone marrow
Spleen
Kidney
Intestine
‘Syphilis' is a sexually transmitted disease caused by
Symptoms of oedema is
The rejection of organ transplanting in human is prevented by using
ELISA is used to detect viruses, where
A person is injected with globulin against hepatitis. This is