The endoplasmic reticulum is A) serves as the internal transportation system of a cell

B) manufacturers atp

C) is characterized by the presence of ribosomes throughout

D) is the inner membrane of the mitochondria

Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope? a compound microscope has greater magnification ability than a simple microscope. the compound microscope was invented before the simple microscope. a compound microscope is much easier to manufacture than a simple microscope. compound microscopes were more common than simple microscopes.