EVERYDAY SCIENCE

Detailed explanation-1: -Option A) White blood cells are also called leukocytes. They protect you against illness and disease.

Detailed explanation-2: -White blood cells are also called leukocytes. They protect you against illness and disease. Think of white blood cells as your immunity cells.

Detailed explanation-3: -The two main types of lymphocytes are B lymphocytes and T lymphocytes. B lymphocytes make antibodies, and T lymphocytes help kill tumor cells and help control immune responses. A lymphocyte is a type of white blood cell.

Detailed explanation-4: -There are five types of white blood cells: Neutrophils: Help protect your body from infections by killing bacteria, fungi and foreign debris. Lymphocytes: Consist of T cells, natural killer cells and B cells to protect against viral infections and produce proteins to help you fight infection (antibodies).

Detailed explanation-5: -The name was given due to its function and the name indicates its relation to immunity. It is found that the leukocytes are the white blood cells while the lymphocytes are a type of leukocyte. Thus, all lymphocytes are leukocytes but all leukocytes are not lymphocytes.