Given below the diagrammatic representation of lymph nodes
Label $A, B$ and $C$
$A-$Lymph nodes, $B-$Thymus, $C-$Lymphatic vessels
$A-$Lymphatic vessels, $B-$Thyroid, $C-$Lymph nodes
$A-$Tonsils, $B-$Peyer's patchs, $C-$Lymphatic vessels
$A-$Tonsils, $B-$Thymus, $C-$Peyer's patches
In the figure, structure of an antibody molecule is shown. Name the parts $A,\,B$ and $C$. Show $A,\,B$ and $C$ in the diagram.
Give differences: $T$-lymphocytes and $B$-lymphocytes
Given below are two statements :
Statement $I:$Autoimmune disorder is a condition where body defense mechanism recognizes its own cells as foreign bodies.
Statement $II:$Rheumatoid arthritis is a condition where body does not attack self cells.
In the light of the above statements, choose the most appropriate answer from the options given below:
$T$-cells are lymphocytes which produce the cellular immunity. These are developed from
Lacking of $B$-cells and $T$-cells is known as