Which of the following is released by T cell to activate lymphocytes and phagocytic cells?
Consider the sequence of activities given below:
i. Lymphocytes produce antibodies
ii. Phagocytes engulf the antigen that have been "marked" by the antibodies
iii. Antigen enters the body
iv. Lymphocytes recognise antigen
v. Antibodies render the antigen harmless
Which of these is the correct order in which the above occur?