Platelets Are Cell Fragments That Are Critical for Blood Clotting

Short Answer

Platelets are cell fragments that are critical for blood clotting, a process that involves the release of proteins from platelet storage granules.Platelet granules contain approximately 300 different proteins.One hypothesis about the packaging of proteins into these granules is that each protein is delivered in precisely measured amounts to each granule.An alternative hypothesis is that each protein is targeted to the individual storage granules randomly.The second hypothesis is an example of a(n) _______ hypothesis.