What is the life span of the memory B-cells of the immune system?(a) A few days(b) A few hours(c) A few years(d) A few years to whole lifeI had been asked this question in unit test.My question is taken from Human Health and Disease topic in chapter Human Health and Disease of Biology – Class 12

What is the life span of the memory B-cells of the immune system?(a) A

1.	What is the life span of the memory B-cells of the immune system?(a) A few days(b) A few hours(c) A few years(d) A few years to whole lifeI had been asked this question in unit test.My question is taken from Human Health and Disease topic in chapter Human Health and Disease of Biology – Class 12
Answer» Right choice is (d) A few YEARS to whole life Easiest explanation: The life span of the MEMORY B-cells of the immune SYSTEM is a few years to whole life. These memory cells do not produce ANTIBODIES but when the same pathogen attacks for the SECOND time, that differentiate into effector cells.

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What is the life span of the memory B-cells of the immune system?(a) A few days(b) A few hours(c) A few years(d) A few years to whole lifeI had been asked this question in unit test.My question is taken from Human Health and Disease topic in chapter Human Health and Disease of Biology – Class 12

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