Differentiate between the following pairs on the basis of what is given in brackets.
(i) Lymphocytes and neutrophils (structure of the nucleus).
(ii) Plasma and scrum (composition).
We differentiate the following pairs according to what is indicated in parentheses.
(i) In lymphocytes, the nucleus is large with a dent-like depression.
In neutrophils, 3-4 lobed nucleus is present.
(ii) In plasma, fibrinogen is present. In serum, fibrinogen is absent.