Cell Biology Quiz pt 1

What was the key invention that led to the discovery of cells?

• Telescopes

• Microscopes

• Computers

• Cameras

According to the cell theory, which of the following statements is true?

• All things are made of atoms.

• All things consist of cells.

• Only living things consist of cells.

• Cells are the smallest unit of life.

What is the main difference between prokaryotes and eukaryotes regarding their DNA?

• Prokaryotes have more DNA than eukaryotes.

• Eukaryotes do not have DNA.

• Prokaryotes do not enclose their DNA in a nucleus.

• Eukaryotes have DNA in multiple nuclei.

What is the function of the cell membrane?

• It controls the entry and exit of substances in and out of the cell.

• It is the site of protein synthesis.

• It contains the cell's genetic material in the form of DNA.

• It is a unicellular organism that lacks a nucleus.

What type of images do scanning electron microscopes create?

• 3D images

• 2D images

• Colored images

• Holographic images

Which type of cells have a nucleus?

• Prokaryotic cells

• Eukaryotic cells

• Both prokaryotic and eukaryotic cells

• Neither prokaryotic nor eukaryotic cells