401MicrobiologyMedium
A type of immediately occuring reaction in which antigens combine with antibodies already attached to the surface of mast cells and basophils is called________?
AType III hypersensitivity
BType I hypersensitivity
CType II hypersensitivity
DType IV hypersensitivity
Correct answer
B. Type I hypersensitivity
Explanation
The correct answer is Type I hypersensitivity.