10.1. Diseases and immunity
A subsection of Biology, 0610, through 10. Diseases and immunity
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One of the symptoms of the disease cholera is diarrhoea. This is due to water loss by osmosis caused by the cholera toxin. Cholera toxins result in A secretion of chloride ions out of the small intestine lowering the water potential. B secretion of chloride ions out of the small intestine raising the water potential. C secretion of chloride ions into the small intestine lowering the water potential. D secretion of chloride ions into the small intestine raising the water potential.
0610_w19_qp_21
MCQ
2019
Paper 2, Variant 1
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182