Cell Structures

What is the basic unit of life?

• Tissue

• Organ

• Cell

• Atom

What is the role of the endoplasmic reticulum?

• Synthesizes proteins (rough ER) and lipids (smooth ER).

• Transports oxygen in the blood.

• Stores genetic information in the nucleus.

• Produces energy in the mitochondria.

What structure is responsible for maintaining the shape of plant cells?

• Cell membrane

• Cytoplasm

• Cell wall

• Nucleus

What part of the cell contains DNA and controls the cell's activities?

• Nucleus

• Ribosome

• Mitochondria

• Endoplasmic Reticulum

What type of cells are both Animal and Plant cells?

• Prokaryote

• Eukaryote

• Archaea

• Bacteria

What is the function of chloroplasts?

• Conduct photosynthesis in plant cells.

• Store genetic information in plant cells.

• Regulate water balance in plant cells.

• Provide structural support to plant cells.

What is the difference between prokaryotic and eukaryotic cells?

• Prokaryotic cells have a nucleus; eukaryotic cells lack a nucleus.

• Prokaryotic cells are larger than eukaryotic cells.

• Prokaryotic cells lack a nucleus; eukaryotic cells have a nucleus.

• Prokaryotic cells are more complex than eukaryotic cells.

What is the semi-permeable membrane that controls what enters and exits the cell?

• Cell wall

• Cytoplasm

• Cell membrane

• Nucleus

True or False: The Cell Wall supports and protects the plant cell.

• True

• False

• Sometimes

• Only in certain plants

What is the function of lysosomes?

• Store nutrients and energy

• Transport proteins within the cell

• Digest waste materials and cellular debris.

• Synthesize DNA and RNA