Which of the following is related to humoral immunity?
T- lymphocyte
B- lymphocyte
I- lymphocyte
P- lymphocyte
B.
B- lymphocyte
The term humor refers to plasma and lymph. B-lymphocytes mature within the bone marrow. The progeny of B-cells differentiate into memory B-cells and effector B-cells called plasma cells. A singe plasma cell can secrete more than 2000 molecule of antibody per second. Secreted antibodies are major effector molecules of humoral immunity.
The name of the pace maker of the heart is
lymph node
SA node
juxtaglomerular apparatus
semilunar valve
The scientific name of the moth which produce tasar is
Bombyx mori
Antherae mylitta
Antherae assamensi
Philosomia ricini
Polyploid derived from two different species is called
autopolyploid
triploid
allopolyploid
monoploid
Biolistic technique is used in
tissue culture process
gene transfer process
hybridization process
germplasm conservation process