OBJECTIVE LIFE SCIENCE
SIGNALLING IMMUNOLOGY CANCER
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which one of the following target cell’s membrane and disintegrates nucleus rapidly?
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Phagocyte
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Killer T-Cell
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Memory B Cells
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Natural killer cell
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Explanation:
Detailed explanation-1: -What is the difference between cytotoxic T-cells and natural killer cells? Cytotoxic T-cells attack viruses when activated by an antigen. Natural killer cells don’t need activation to attack harmful cells.
Detailed explanation-2: -(NA-chuh-rul KIH-ler sel) A type of immune cell that has granules (small particles) with enzymes that can kill tumor cells or cells infected with a virus. A natural killer cell is a type of white blood cell. Also called NK cell and NK-LGL.
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