Plasma cells are activated B cells that secrete antibodies, and antibodies are also called gammaglobulins. Given these facts, what is secreted by plasma cells (activated B cells)  among the following options:
- bacteria
 - sunlight
 - bioaerosols
 - Organic compounds
 - acetic acid
 - gammaglobulins
 - Chemical energy
 - ice


 

      gammaglobulins   