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

Wind energy is plentiful in regions with vast open spaces it is a non polluting renewable resource what could be an economic factor that makes the use of this resource less feasible then non renewable resource even in such regions

How many major plates cover the earth

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.