Biology: Cell Structure I Nucleus Medical Media

What do all cells have in common?

• A nucleus

• A cell membrane, cytoplasm, and DNA

• Flagella

• Chloroplasts

What is the main function of the nucleus in a cell?

• It synthesizes proteins

• It stores water

• It breaks down cellular debris

• It contains DNA or genetic material

Which of the following is NOT a characteristic of prokaryotic cells?

• They do not have membrane-enclosed organelles

• They are unicellular

• Their genetic material is not contained within a nucleus

• They have a nucleus

What is the role of ribosomes in a cell?

• Storing water

• Breaking down cellular debris

• Synthesizing proteins

• Producing ATP

What distinguishes rough ER from smooth ER?

• Smooth ER synthesizes proteins

• Smooth ER contains DNA

• Rough ER has ribosomes attached to it

• Rough ER stores water

What is the function of the Golgi apparatus?

• It customizes proteins into usable shapes

• It captures sunlight for energy

• It makes ATP molecules

• It maintains the cell's shape

Which organelle is known as the powerhouse of the cell?

• Chloroplast

• Mitochondria

• Nucleus

• Golgi apparatus

What is unique about plant cells compared to animal cells?

• They have mitochondria

• They have a cell wall

• They contain DNA

• They have a nucleus

What is the function of lysosomes?

• Breaking down cellular debris

• Synthesizing proteins

• Storing water

• Transporting materials

Which cell feature is involved in movement?

• Microtubules

• Flagella

• Vacuoles

• Ribosomes