what is complement system

Let U be a universal set, A be any subset of U, then the elements of U which are not in A i.e., U - A is the complement of A w.r.t. U is written as A' = U - A = A c ..

The relative complement of set B in set A is the complement of B in ..

The difference between an angle and its complement is 36°. What is the supplement of the angle? => 117° or 72° or 27° or 153°..

How many elements are there in the complement of the event "selecting a month and getting a month that begins with J"? => 1 or 9 or 7 or 3..

Systemic is the most widespread circulatory pathway. It accounts for supply of oxygenated blood to all the parts of the body and collection of deoxygenated blood from the tissues. The left ventricle of the heart opens into a major artery called the aorta. The aorta branches just abov..

Find the complement of the event: rolling a die and getting a 1 or 3. => getting a 2, 4, 5 or 6 or getting a 5 or 3 or getting a 2 or 4 or getting a 2, 4 or 6..

The excretory system is represented by the kidneys, the ureters and the urinary bladder. Kidneys are composed of a large number of functional units called nephrons. Kidneys take up the function of excretion and osmoregulation. The excretory system is closely associated with the ..

Systems are of various types depending upon the exchange of mass and energy and the constituent between the system and the surrounding..

The nervous system consists of a central nervous system, a peripheral nervous system and an autonomic nervous system. The central nervous system consists of a brain and a spinal cord. The peripheral nervous system consists of 12 pairs of c..

Root System - Root is the descending portion of the axis of the plant. It is not normally green in colour. It is characterised by the absence of nodes and internodes. There are two types of root systems, the tap root system (seen in dicots) and fibrous root system..