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Choose the best term to match the definition. 1.Small region of plasma membrane

ID: 3509444 • Letter: C

Question

Choose the best term to match the definition.  

1.Small region of plasma membrane enriched in sphingolipids and cholesterol.

2.Having both hydrophilic and hydrophobic regions

3.Lipid molecule with a characteristic four-ring steroid structure that is an important component of the plasma membrane of animal cells.

4.Protein whose polypeptide chain crosses the lipid bilayer more than once.

5.Movement of a molecule across a membrane that is drive by ATP hydrolysis.

6.Carrier protein that carries two types of solute across the membrane in the same direction.

7.The movement of a small molecule or ion across a membrane due to a difference in concentration.

8.Transmembrane proteins that forms channel to allow small uncharged molecules like water to cross a biomembrane.

9.Membrane proteins that transport ions or small hydrophilic molecules across membranes down their concentration gradients.

Membrane proteins that undergo conformational changes when they bind and move molecules across a plasma membrane.

Lipid raft

Amphiphilic

Symporter

Transporters

Phosopholipids

Aquaporins

Multi-pass transmembrane protein

Active transport

Passive transport

Antiporters

Channels

Cholesterol

.

1.Small region of plasma membrane enriched in sphingolipids and cholesterol.

2.Having both hydrophilic and hydrophobic regions

3.Lipid molecule with a characteristic four-ring steroid structure that is an important component of the plasma membrane of animal cells.

  

4.Protein whose polypeptide chain crosses the lipid bilayer more than once.

  

5.Movement of a molecule across a membrane that is drive by ATP hydrolysis.

6.Carrier protein that carries two types of solute across the membrane in the same direction.

7.The movement of a small molecule or ion across a membrane due to a difference in concentration.

.   

8.Transmembrane proteins that forms channel to allow small uncharged molecules like water to cross a biomembrane.

.   

9.Membrane proteins that transport ions or small hydrophilic molecules across membranes down their concentration gradients.

10.

Membrane proteins that undergo conformational changes when they bind and move molecules across a plasma membrane.

A.

Lipid raft

B.

Amphiphilic

C.

Symporter

D.

Transporters

E.

Phosopholipids

F.

Aquaporins

G.

Multi-pass transmembrane protein

H.

Active transport

I.

Passive transport

J.

Antiporters

K.

Channels

L.

Cholesterol

Explanation / Answer

Answers matched:

1.Small region of plasma membrane enriched in sphingolipids and cholesterol. - lipid raft

2.Having both hydrophilic and hydrophobic regions - Amphiphilic, Phospholipids

3.Lipid molecule with a characteristic four-ring steroid structure that is an important component of the plasma membrane of animal cells.- Cholesterol

4.Protein whose polypeptide chain crosses the lipid bilayer more than once.- Multi-pass Transmembrane proteins

5.Movement of a molecule across a membrane that is drive by ATP hydrolysis - Active Transport

6.Carrier protein that carries two types of solute across the membrane in the same direction - Symporter

7.The movement of a small molecule or ion across a membrane due to a difference in concentration - Passive transport.

8.Transmembrane proteins that forms channel to allow small uncharged molecules like water to cross a biomembrane - Aquaporins

9.Membrane proteins that transport ions or small hydrophilic molecules across membranes down their concentration gradients - Channels

Membrane proteins that undergo conformational changes when they bind and move molecules across a plasma membrane - Transporters

.

Answers matched:

1.Small region of plasma membrane enriched in sphingolipids and cholesterol. - lipid raft

2.Having both hydrophilic and hydrophobic regions - Amphiphilic, Phospholipids

3.Lipid molecule with a characteristic four-ring steroid structure that is an important component of the plasma membrane of animal cells.- Cholesterol

  

4.Protein whose polypeptide chain crosses the lipid bilayer more than once.- Multi-pass Transmembrane proteins

  

5.Movement of a molecule across a membrane that is drive by ATP hydrolysis - Active Transport

6.Carrier protein that carries two types of solute across the membrane in the same direction - Symporter

7.The movement of a small molecule or ion across a membrane due to a difference in concentration - Passive transport.

.   

8.Transmembrane proteins that forms channel to allow small uncharged molecules like water to cross a biomembrane - Aquaporins

.   

9.Membrane proteins that transport ions or small hydrophilic molecules across membranes down their concentration gradients - Channels

10.

Membrane proteins that undergo conformational changes when they bind and move molecules across a plasma membrane - Transporters