Q6 / 90 · JEE Main 2021 (18 Mar Shift 2) · Chemistry

Deficiency of vitamin K causes :

  • Correct answer
    A
    Increase in blood clotting time
  • B
    Increase in fragility of RBC 's
  • C
    Cheilosis
  • D
    Decrease in blood clotting time

Solution

Vitamin K refers to structurally similar, fat-soluble vitamins found in foods and marketed as dietary supplements. The human body requires vitamin K for post-synthesis modification of certain proteins that are required for blood coagulation or for controlling binding of calcium in bones and other tissues. Due to deficiency of vitamin K causes increases in blood clotting time.

Hence, the correct answer is option: 'A'.

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