Which of the following is not a characteristic of the adaptive immune system? C a. It is specific for a given organ. b. It is antigen-specific. c. It has memory. d. It is systemic. Clear my choice

The correct answer is:<br /><br />a. It is specific for a given organ.<br /><br />The adaptive immune system is not specific to a given organ; rather, it functions throughout the body to recognize and target specific antigens.