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Question: Answered & Verified by Expert
Mark the pair of substances among the following which is essential for coagulation of blood.
BiologyBody Fluids and Circulation
Options:
  • A
    heparin and calcium ions
  • B
    calcium ions and platelet factors
  • C
    oxalates and nitrates
  • D
    platelet factors and heparin
Solution:
1378 Upvotes Verified Answer
The correct answer is:
calcium ions and platelet factors
Certain factors released by the tissues at the site of injury can initiate coagulation processes.
Calcium ions and platelet factor act first towards coagulation.

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