Cells

What are the basic building blocks of all living things?

• Cells

• Molecules

• Tissues

• Atoms

What tool is used to make cheek cells visible under a microscope?

• Methylene blue dye

• Salt

• Water

• Vinegar

What is used to collect human cheek cells?

• A scalpel

• A spoon

• A cotton bud

• Tweezers

What additional structures do onion cells have that cheek cells do not?

• Cell membrane

• Nucleus

• Cell wall and vacuole

• Cytoplasm

What is the function of the nucleus in a cell?

• Helps in movement

• Controls cell activities and contains DNA

• Provides protection

• Stores nutrients