2. Which of the following microscopes is used to examine cells and tissues with the use
light to illuminate the object being examined?

a. compound microscope
c. electron microscope
b. confocal scanning microscope
d. fluorescent microscope

3. Karen is looking at a specimen of blood cells using a microscope, but she would like to
have a sharper focus or image. Which part of the microscope should she adjust?

a. coarse adjustment knob
c. fine adjustment knob
b. condenser
d. iris diaphragm