Arrange in the Correct Sequence These Components of the Mammalian

question 60

Multiple Choice

Arrange in the correct sequence these components of the mammalian immune system as it first responds to a pathogen.
I. Pathogen is destroyed.
II. Lymphocytes secrete antibodies.
III. Antigens from the pathogen bind to receptors on lymphocytes.
IV. Lymphocytes specific to antigens from the pathogen become numerous.
V. Only memory cells remain.

• A) I → III → II → IV → V
• B) III → II → I → V → IV
• C) II → I → IV → III → V
• D) IV → II → III → I → V
• E) III → IV → II → I → V

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