Cod has been a commercially important fish species since. a. the 13th century
b. the discovery of North America
c. the 1960's
d. the 1980's

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.