Assertion: platelet | /r/MadeOf | mitochondria
Facets:
Source sentences:
text: Platelets lack a nucleus, but do contain some organelles, such as mitochondria and endoplasmic reticulum fragments.
text: They contain RNA, mitochondria, a canalicular system, and several different types of granules: lysosomes (containing acid hydrolases), dense bodies (containing ADP, ATP, serotonin, histamine, and calcium) and alpha granules (containing fibrinogen, factor V, vitronectin, thrombospondin and von Willebrand factor).