Lust-2

Question 1

Cell membrane consists of:

Answer 1

• Cholesterol
• Phospholipids, Sphingolipids
• Carbohydrates
• proteins

Question 2

What is used to form Lipid bilayer

Answer 2

• Cholesterol
• Phospholipids, Sphingolipids

Question 3

Lipid Bilayer: Fxn

Answer 3

• Selective barrier
• b/w cytosol and external enviroment

Question 4

What is used to form Glycolipids

Answer 4

• Phospholipids, sphingolipids
• Carbohydrates

Question 5

What is used to form glycoproteins

Answer 5

• Carbohydrates
• Proteins

Question 6

Glycoproteins/Glycolipids: Fxn

Answer 6

• Structureal Stability
• Cell recognition
• Immune response

Question 7

Transport through Membranes

Answer 7

• Cell membrane=selectively permeable
• substances may pass through by passive or active transport
• Lipid bilayer
  
  • prevents diffusion of polar or charged molecules or charged ions
• Water
  
  • aquaporins