Cell Biology Quiz

Which of the following is NOT a principle of the cell theory?

• All living things are composed of cells.

• Cells are the basic unit of structure and function.

• All cells contain a nucleus.

• All cells come from pre-existing cells.

Which part of the microscope adjusts the amount of light that passes through the specimen?

• Objective lens

• Diaphragm

• Stage

• Fine adjustment knob

Prokaryotic cells lack which of the following?

• DNA

• Cytoplasm

• A nucleus

• A cell membrane

Which structure is responsible for making ribosomes?

• Golgi apparatus

• Nucleus

• Nucleolus

• Mitochondria

Which cellular structure is responsible for packaging and modifying proteins?

• Golgi apparatus

• Rough ER

• Ribosome

• Smooth ER

What is the function of the mitochondria?

• Protein synthesis

• Energy production

• Lipid synthesis

• Cell division

How do light microscopes differ from electron microscopes?

• Light microscopes can magnify specimens more than electron microscopes.

• Electron microscopes use light to view specimens.

• Electron microscopes provide higher resolution images.

• Light microscopes are used for viewing only dead specimens.

Which of the following best describes eukaryotic cells?

• Cells without a nucleus or membrane-bound organelles

• Cells with a nucleus and membrane-bound organelles

• Cells that make up bacteria and archaea

• Cells that lack cytoplasm

Which part of the cell is primarily responsible for transporting proteins?

• Nucleus

• Golgi apparatus

• Rough Endoplasmic Reticulum

• Lysosome

Which microscope part is responsible for focusing the image on a high power objective lens?

• Fine adjustment knob

• Coarse adjustment knob

• Stage clips

• Ocular lens