Answer:What is the question
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Answer:
It's C, direct and peripheral.
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Just took the test
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2.5 mol Cl2 will react with 5 mol Na.
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The adaptive (also called humoral or specific) immune system is typically only involved in immune responses to bacteria, bacterial toxins and virus antigens. It involves the production of antibodies (also called immunoglobulins) against a specific target. The target of an antibody is called an antigen.