Review Cells

The ______________ is the smallest, functioning unit of life in all living things.

• atom

• cell

• electron

• organism

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

This surrounds every cell, protects it, and regulates what can enter/leave the cell.

• cell wall

• capsule

• cell membrane

This macromolecule surrounds your cell and protects it.

• DNA

• phospholipid

• nucleus

• nucleic acid

Water, oxygen, and carbon dioxide can enter your cells while pathogens (like viruses and bacteria) cannot pass through as easy. This is because your cell membrane is......

• permeable

• impermeable

• semi-permeable

• semi-circle

The movement of oxygen & carbon dioxide across the cell membrane is called _____________________________.

• endocytosis

• active transport

• facilitated diffusion

• simple diffusion

Tags

NGSS.HS-LS2-5

Movement of water across a cell membrane is called ____________________,

• osmosis

• active transport

• endocytosis

• exocytosis

The movement of O₂, CO_2, and H₂O across the cell membrane is called..................

• active transport

• passive transport

Which organelle is known as the "power house" because it makes energy in the form of ATP for the cell?

• large central vacuole

• nucleus

• ribosome

• mitochondria

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which organelle contains our genetic information (DNA)?

• lysosome

• mitochondria

• nucleus

• ribosome

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which organelle is not found in an animal cell?

• cell wall

• cell membrane

• lysosome

• ribosome