Question

Y shaped molecules of proteins produced by lymphocytes against pathogens

Answer 1

Antibodies are the "Y- shaped" molecules produced by lymphocytes against pathogens.

Answer 2

The Y shaped molecules of proteins produced by lymphocytes against pathogens are called immunoglobulin.  

Explanation:

• "Immunoglobulin" is a large antibody which is used by immune system for neutralizing the pathogens.

• The "two types of white blood cells" forming the immune system are called "phagocytes and lymphocytes".

• Lymphocytes recognize antigens on the body of the pathogens and start producing antibodies which are then secreted in the blood to neutralize the effect of the toxic produced by the pathogens.