Homeostasis & Cell Membrane

What is NOT TRUE about the cell membrane

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

What does "bilayer" mean?

• one layer
• two layers
• laminated
• bilateral

What is embedded in the phospholipid bilayer?

• proteins
• salt
• water

Tags

NGSS.MS-LS1-2

What forms the channels and pumps in the phospholipid bilayer?

• carbohydrates
• proteins
• hydrophilic heads 
• lipids

This is a balance that organisms maintain through self-regulating adjustments

• bilayer
• homeostasis
• secretions

Tags

NGSS.HS-LS1-3

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

• True
• False

Tags

NGSS.HS-LS1-3

True or false:  Some things are not allowed to enter the cell at all. 

• True
• False

The boundary of every cell that acts as a selective barrier, regulating what comes in and out of the cell.

• Cell Wall

• Cell Membrane

• Golgi

• Vesicle

Tags

NGSS.MS-LS1-2

When a molecules move from an area of high concentration to an area of low concentration.

• Diffusion

• Pinocytosis

• Passive Transport

• Active Transport

The diffusion of water through a selectively permeable membrane.

• Diffusion

• Osmosis

• Facilitated Diffusion

• Passive Transport