Arrange the following types of leucocytes in the increasing order of their percentage abundance in the blood of a healthy adult human : (a) Basophils (b) Lymphocytes (c) Neutrophils (d) Eosinophils (e) Monocytes Choose the most appropriate answer from the options given below :

Step-by-step solution

Leucocytes (white blood cells) are present in the blood of a healthy adult human in the following approximate percentages: Basophils: 0.5 - 1 % Eosinophils: 2 - 3 % Monocytes: 6 - 8 % Lymphocytes: 20 - 25 % Neutrophils: 60 - 65 % Arranging them in increasing order of their percentage abundance: Basophils This corresponds to the sequence (a), (d), (e), (b), (c). Answer: (a), (d), (e), (b), (c)