Ameoba Sisters: Inside the cell membrane

What does semi-permeable mean?

• 
  

  Substances can only go out. 

• Substances can only go in.

• Some substances can go in and out. 

What do ALL cells have?

• Nucleus

• Cell wall

• Cell membrane

What does the term "hydrophilic" mean?

• Water "loving"

• Water "fearing"

Which part of the phospholipid is found inside the membrane away from water?

• hydrophobic tail

• hydrophilic head

• None of the above

Which of the following is NOT a function ("job") of peripheral proteins?

• Serve as enzymes

• Attach to carbohydrates

• Provide support and structure

• Help transport molecules back & forth across the cell membrane