Monoclonal antibodies to treat cancer. One way the immune system attacks foreign substances in the body is by making large numbers of antibodies. An antibody is a protein that sticks to a specific protein called an antigen.Antibodies circulate throughout the body until they find and attach to the antigen.ne way the immune system attacks foreign substances in the body is by making large numbers of antibodies. An antibody is a protein that sticks to a specific protein called an antigen. Antibodies circulate throughout the body until they find and attach to the antigen.
The average weight is 6 to 10 pounds, but king crab can grow to more than 20 pounds. Unlike other crabs, king crabs have only six legs versus eight legs, and two claws. The body or carapace section of king crabs is typically sent to canners while the legs are separated and served individually.
How many legs does this elephant really have? Count them carefully, then count once more. Rather than being mistakes of our visual interpretation, optical illusions such as these are clever design changes on the part of the artist. We cannot make sense of the elephants legs in this simple line drawing, only his left back leg. This leg is correct. The others have had their feet removed and placed between the original four legs, so that he has four original legs, only one with a foot attached, and 4 other legs with 4 feet.