Alpha granules of platelates contain all except ?
High-Yield Explanation
Ans. is 'd' i.e., ADP Platelets contain two specific types of granules : ? Alpha granule - Contains fibrinogen, fibronectin, factors V & VIII, PDGF, TGF-b and platelet factor 4. Dens bodies or Sgranules -Contain ADP, Ca+2, histamine, serotonine, and epinephrine.