A unique, individual set of antibodies, called individual specific autoantibodies (ISA) is found in blood, serum, saliva, urine, semen, perspiration, tears, and body tissues, and the antibodies are not affected by illness, medication, or food/drug intake.
A quorum is the number of members of a governing body who must be present for the body to conduct business; no binding decisions can be made unless a quorum is present. Robert's Rules of Order, the definitive source on parliamentary procedure states that a majority of members must be present to have a quorum.
There are simple but important rules to use when dividing signed numbers. 1  If the signs of the numbers are the same, the quotient is positive. 2  If the signs of the numbers are different, the quotient is negative.  If the numerator is zero, the fraction is equal to zero.