- Home
- Standard 12
- Biology
7.Human Health and Disease
normal
Which of the following cells are involved in defence mechanism of the body?
A
Macrophages
B
Neutrophils
C
Lymphocytes
D
All of these
Solution
Certain types of leukocytes $(WBC)$ of our body like Polymorpho-Nuclear Leukocytes ($PMNL$-neutrophils), monocytes and natural killer (type of lymphocytes) in the blood as well as macrophages in tissues can phagocytose and destroy microbes. These all are cellular barriers
Standard 12
Biology
