4. What type of lenses are used in light, or optical, microscopes? (1 point) O convex only
Oconcave only
O both convex and concave
O neither convex nor concave

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?

the answers are

c and c