Cell Membrane Structure and Function Review

What does the cell membrane do?

• Controls what exits the cell

• Controls what enters the cell

• Controls what enters and exits the cell

• None of these are correct.

What are the individual pieces of a cell membrane called?

• Phospholipids

• Phosphoproteins

• Phosphorous

• Little things

The lipid bilayer is _______ layers of phospholipids

• 1

• 2

• 3

• 4

Which part of the phospholipid likes water and faces the outside of the membrane?

• Head

• Tail

• Both the head and the tail

• Neither the head no the tail

Tags

NGSS.MS-LS1-2

NGSS.MS-PS1-1

Which part of the phospholipid does not like water and faces the inside of the membrane?

• Head

• Tail

• Both the head and the tail

• Neither the head no the tail

Tags

NGSS.MS-LS1-2

What is it called when the cell membrane only lets in/out specific things?

• Permeability

• Selective permeability

• Impermeability

• Non-permeability

What makes up most of the cell membrane?

• Proteins

• Lipids

• Carbohydrates

• Nucleic acids

What are the functions of cell membrane protein?

• Transport materials across the membrane

• Identify the cell

• Communicate with other cells

• All of these

What is this arrow pointing too?

• Nucleus

• Cell wall

• Cell door

• Cell membrane

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is this arrow pointing too?

• Phospholipid

• Protein

• Carbon

• Water