NEET UG BIOLOGY MCQ: HUMAN HEALTH AND DISEASES

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Understanding +4 | -1

Statement A : Histamine is a potent vasodilator released from mast cells during an allergic reaction.

Statement B : Memory based acquired immunity evolved in vertebrates.

Select the correct option.

View answer and explanation

Correct option: D

Both statements A and B are correct.

Option D is correct because both statements accurately describe the roles of histamine and the evolution of memory-based immunity.

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