Interferons curb the infection of:

Antibodies are synthesized by . . . . . . .

$A$ condition that occurs when the immune system mistakenly attacks and destroys healthy body tissue is called

What does the term 'memory' of the immune system mean?

Which of the following is true for $T-$lymphocytes in mammals?

Regarding kidney transplantation,four statements are given below. Select the correct statements.
$i.$ During kidney transplantation,the recipient's immune system is suppressed for a long time.
$ii.$ Cell-mediated immunity is responsible for the rejection of the transplant.
$iii.$ $B$-lymphocytes are responsible for the rejection of the transplant.
$iv.$ Specific interferons are responsible for the acceptance or rejection of the kidney transplant.
Select the correct option: