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STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
Platelets are
  • A
    Also called thrombocytes
  • B
    Cell fragments
  • C
    Produced from megakaryocytes
  • ✓
    All of the above
✓

Answer

Correct option: D.
All of the above
d
Blood platelets occur only in mammals. They are non-nucleated, round or oval biconvex and bud from megakaryocytes. They are much smaller than $RBC.$ Blood platelets are the source of thromboplastin, necessary for blood clotting

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