Cell Membrane and Transport

What is NOT TRUE about the cell membrane?

• It controls what enters and leaves the cell
• Semipermeable
• Phospholipid bilayer
• Contains digestive enzymes

Tags

NGSS.MS-LS1-2

What does "bilayer" mean?

• one layer
• two layers
• laminated
• bilateral

What is embedded in the phospholipid bilayer?

• Proteins
• Salt
• Water
• Worms

Tags

NGSS.MS-LS1-2

What forms the channels and pumps in the phospholipid bilayer?

• Carbohydrates
• Proteins
• Hydrophilic heads 
• Lipids

True or False:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 

• True
• False

Tags

NGSS.MS-LS1-2

Hydrophilic means...

• water-loving
• water-fearing
• nonpolar
• lipid soluble

Tags

NGSS.HS-ESS2-5

Hydrophobic region of the cell membrane?

• E
• B
• C
• A 

Tags

NGSS.MS-LS1-2

Hydrophilic portion of cell membrane?

• A
• C
• D
• E 

Tags

NGSS.MS-LS1-2

What does a cell need to transport particles by active transport?

• Sun
• Wind
• Energy
• Channels

What does the "fluid mosaic model" mean about the cell membrane?

• It can dissolve into fluid.
• The cell is mostly made of mosaic molecules.
• It looks like a flexible pattern made up of different parts.
• Somebody else should name these things.

Tags

NGSS.MS-LS1-2