Amoeba Sisters: Cell Transport

What organelle is responsible for homeostasis in the cell?

• cell wall
• cell membrane
• nucleus
• cytoplasm

Tags

NGSS.HS-LS1-3

The cell membrane...

• controls the cell and contains DNA
• is used for structure and support
• controls what enters and leaves the cell
• makes ribosomes

Tags

NGSS.MS-LS1-2

Which is NOT true about simple diffusion?

• It is a form of passive transport
• This transport is typical for large molecules
• It is how O₂ and CO₂ travel across the membrane
• Molecules travel with the concentration gradient

B is pointing to the

• polar heads
• nonpolar heads
• polar tails
• nonpolar tails

 A is pointing to the

• polar heads
• nonpolar heads
• polar tails
• nonpolar tails

• Passive transport is shown
• Active transport is shown

Which side of the membrane has a HIGH concentration?

• left
• right
• top
• bottom

Which side of the membrane has a LOW concentration?

• left
• right
• top
• bottom

Endocytosis and exocytosis are forms of...

• passive transport
• active transport

The type of transport that goes against the concentration gradient and requires energy is...

• passive transport
• facilitated diffusion
• active transport