Cells vary in size as well as shape, but all cells are very small.
Most cells are too small to be seen without a microscope.
Cells vary in size as well as shape and are seen with a microscope.
Cells vary in size as well as shape and are seen with what?
Options:
A: Electrical energy
B: by indirect light
C: camera lenses
D: a microscope
E: a telescope
F: colors
G: bright lights
H: rays or beams