Answer:
Lysosomes are vesicles that create and transport enzymes to the endoplasmic reticulum. The rough endoplasmic reticulum synthesizes the enzymes. Also, ribosomes synthesize proteins.
Explanation:
A stem cell is an extraordinary, early stage, unspecified cell that has the potential to develop into a number of specialized cell types.
there important because they can replace cells that have been lost or damaged
