Cell Membrane

Which of the following is NOT part of the cell membrane?

• Lipids
• Carbs
• Proteins
• Nucleic Acids

What does hydrophobic mean?

• Likes water as a friend
• Dissolves in water
• Loves water
• Hates water

What does hydrophilic mean?

• Fills water up
• Hates water
• Loves water
• Only associates with water if it has to

Which is the protein?

• A
• B
• C
• D

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

The cell membrane, or plasma membrane, is made up of a lipid bilayer in which hydrophilic heads face outward and hydrophobic tails face inward.
This arrangement within the cell membrane allows it to 

• fuse with ribosomes during DNA replication.
• absorb water from the cytoplasm whenever necessary.
• keep out all viral and bacterial infections.
• control the movement of substances in and out of the cell.

What does "bilayer" mean?

• one layer
• two layers
• laminated
• bilateral

What is this image?

• cell membrane
• proteins
• carbohydrates
• lipids

All cells have a:

• Nucleus
• Plasma membrane
• Cell wall
• Buddy

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

The _______________ of the phospholipids in a cell membrane face inward towards each other.

• heads

• tails

• stems

• sticks

All cells are surrounded by cell membranes.

• true

• false

Tags

NGSS.MS-LS1-2