The main difference between the two is the attachment of the immunoglobin to the B-cell membrane. The antibodies will just continue to float. There are some people who feel that these two are the same probably because their origin is the same. These glycoprotein molecules come from plasma cells.
These are meant to improve the body’s strength against potential bacteria, viruses, and other abnormalities that may affect the way that the body functions. When the body’s immune system is weak, it will have a higher tendency to become affected by different diseases. Strong antibodies will make sure that the body’s resistance will remain strong.