Cell Membrane Vocabulary

Molecule that forms a double layered (bi-layer) cell membrane. (phosphate, glycerol and two fatty acid chains)

• PROTEIN

• PHOSPHOLIPID

• CARBOHYDRATE

• CYTOSKELETON

The cell below will __________.

• stay the same size

• swell

• shrink

Tags

NGSS.HS-LS1-3

What will happen to the cell?

• It will swell.

• It will shrink.

• It will stay the same size.

Tags

NGSS.HS-LS1-3

Passive Transport uses ____ energy

• no

• a lot of

• a little bit of

• some

Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]

• high to low

• low to high

• low to low

• high to high

_____________ is the free movement of particles across the membrane with the concentration gradient

• diffusion

• facilitated diffusion

• active transport

• fusion

Facilitated diffusion needs what to get particles from one side of the membrane to the other?

• a membrane-spanning protein

• a surface protein

• a phospholipid

• a carbohydrate

Which diagram best represents the cell membrane 

• a
• b
• c
• d

The cell membrane consists of mainly of 

• Phospholipids & proteins 
• Water & carbon dioxide 
• Carbohydrates & sugars 
• Cellulose & lactose 

Osmosis is the diffusion of __________.

• water
• glucose
• air
• passive transport