Eukaryotic vs Prokaryotic Cells Explained

What is the smallest functional unit of life?

• Organ

• Cell

• Molecule

• Atom

How many cells does a human body approximately contain?

• One billion

• One hundred trillion

• One million

• One trillion

Which of the following is an example of a unicellular organism?

• Fish

• Tree

• Bacteria

• Human

What is a key characteristic of prokaryotic cells?

• They have a nucleus

• They contain membrane-bound organelles

• They do not contain membrane-bound organelles

• They are generally larger than eukaryotic cells

What is the approximate diameter of a prokaryotic cell?

• 20 to 50 micrometers

• 0.5 to 2 micrometers

• 10 to 20 micrometers

• 5 to 10 micrometers

Where is the DNA located in a prokaryotic cell?

• Nucleus

• Mitochondria

• Nucleoid

• Chloroplast

Which of the following is a characteristic of eukaryotic cells?

• They lack a nucleus

• They are smaller than prokaryotic cells

• They contain membrane-bound organelles

• They do not have a cell wall

What is the function of primary cilia in eukaryotic cells?

• Cell division

• Photosynthesis

• Sensory information and movement

• Protein synthesis

Which structure is found in both prokaryotic and eukaryotic cells?

• Nucleus

• Flagella

• Mitochondria

• Chloroplast

What is the role of the nucleolus in a eukaryotic cell?

• DNA replication

• Protein synthesis

• Ribosome production

• Energy production