Comparing Prokaryotic and Eukaryotic Cells

What type of cells lack a nucleus or membrane-bound organelles?

What is the main structural difference between prokaryotic and eukaryotic cells?

• The main structural difference between prokaryotic and eukaryotic cells is that prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and various membrane-bound organelles.

• Prokaryotic cells have a nucleus, while eukaryotic cells do not.

• Eukaryotic cells lack a cell membrane, while prokaryotic cells have one.

• Prokaryotic cells have multiple chromosomes, while eukaryotic cells have a single circular chromosome.

Which type of cells have a nucleoid region containing one DNA chromosome?

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What is the function of the cytoskeleton in eukaryotic cells?

• Provides structural support and shape to the cell

• Stores genetic information

• Produces energy for the cell

• Synthesizes proteins

The main difference between prokaryotic and eukaryotic cells in terms of cell structure is:

• Presence of a nucleus in eukaryotic cells

• Size of the cells

• Shape of the cells

• Color of the cells

Fill in the blank: Prokaryotic cells have a _______ region containing circular DNA with no membrane to contain it.

• nucleoid

• nucleus

• cytoplasm

• ribosome

Which of the following is a characteristic of eukaryotic cells?

• No organelles

• Plasmids

• Membrane-bound organelles

• Circular DNA

True or False: Eukaryotic cells can vary in size from 10 to 100 micrometers.

• True

• False

The function of ribosomes in both prokaryotic and eukaryotic cells is to:

• Translate rna into polypeptides that fold into proteins

• store genetic information

• produce energy

• transport molecules

Fill in the blank: Most prokaryotes such as bacteria are _______ and generally measure about 1 micrometer in size.

• unicellular

• multicellular

• acellular

• eukaryotic