Serum is

Which of the following prevent$(s)$ blood clotting in uninjured blood vessels?

Which of the following is an agranulocyte?

$A$ person with antigen $A$ in $RBC$ and antibody $b$ in plasma belongs to blood group

Match the Column $I$ (Blood corpuscles) with Column $II$ (functions).

$i$. Neutrophils	$b$. Phagocytosis
$ii$. Basophils	$c$. Secretion of histamines
$iii$. Acidophils (Eosinophils)	$d$. Antihistaminic
$iv$. Lymphocytes	$a$. Immunity

Which of the following statements are correct?

$A$. Basophils are most abundant cells of the total WBCs

$B$. Basophils secrete histamine, serotonin and heparin

$C$. Basophils are involved in inflammatory response

$D$. Basophils have kidney shaped nudeus

$E$. Basophils are agranulocytes

Choose the correct answer from the options given below: