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MHT CET Biology question

BiologyBody Fluids and CirculationMHT CET

You are required to draw blood from patient and to keep it in a test tube for analysis of blood corpuscles and plasma. You are also provided with the following four types of test tubes. Which of them will you not use for the purpose? [MHTCET 2019]

Answer: (A)

Solution

Calcium ions promote clotting, so a tube containing calcium bicarbonate cannot keep blood unclotted and must not be used; a

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Question ID VK-078239