Two types of white blood cells called lymphocytes are vital to the specific immune response. Lymphocytes are produced in the bone marrow, and mature into one of several subtypes. The two most common are T cells and B cells. An antigen is a foreign material that triggers a response from T and B cells.
The Benefits of Determination. Determination refers to a person's sense and firmness of purpose. It is a state of mind that keeps people going despite the challenges and obstacles that get in the way. Determination has brought to people success.
British English: determination NOUN Determination is the quality that you show when you have decided to do something and you will not let anything stop you. Everyone concerned acted with great courage and determination.