B cells and T cells

Consider the following four Statements and select whether they are true (T) or false(F). (A) The person suffering from SCID lacks both B-cells and T-cells (B) Multiple sclerosis is an autoimmune disease (C) Gamma globulins are synthesised in lymph nodes (D) Tetanus toxoid provides artificial passive immunity

Name the disorder in which both T-cells and B-cells are absent.

Among the organs of the body that are rich in mature T-cells and B-cells are:

Antigen sites recognised by antibodies and T-or B-cells are

What would be Psi_(P) of cell sap in the cell-A and cell -B respectively ?

In grasses, certain (A)___ epidermal cells along the veins modify themselves into large, empty, colourless cells. These cells are called (B)_____ cells.

Both B and T-cells are formed from

According to which theory is the given statement correct ? Statement. B and T cells having receptors for self antigens, undergo programmed cell death

Cell A and cell B are adjacent plant cells. In cell A Psi_(s)=-20 bars and Psi_(p) =8 bars. In cell B, Psi_(s)=-12 bars and Psi_(p)=2 bars . Then,