Which of the following is a key difference between the innate and the adaptive immune systems?
The adaptive immune system utilizes T-cells, whereas the innate immune system utilizes B-cells
The innate immune system can fight cancers and autoimmune reactions, while the adaptive immune system can only fight bacteria
The adaptive immune system fights bacteria, while the innate immune system fights viruses
The innate immune system cannot attack antigens that it does not recognize
The adaptive immune system fights antigens at a more efficient rate during subsequent exposures after the first