Describe the appearance of plateletes and state their major function. Why should platelets not be called "cells"

I) Blood platelets are tiny, irregular cell fragments without nucleus. They aid in blood clotting

II) Because platelets lack nucleus

Explanation:

I) Platelets are also called thrombocytes. Their appearance is as tiny, irregular cell fragments.

Their major function is to aid the clotting of blood

II) platelets cannot be called "cells" because they lack nucleus