Biology Chapter 5 Membrane Structures

13 Questions | By Ssmigiel182 | Last updated: Mar 20, 2022 | Total Attempts: 524

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Biology Chapter 5 Membrane Structures - Quiz

Quiz on my chapters 5-8 bio test. It is basically all definitions.

Questions and Answers

1.

Allows cell to maintain a favorable internal environment
- A.
  
  Diffusion
- B.
  
  Selectively permeable
- C.
  
  Phospholipid bilayer
2.

Movement of molecules from an area of high concentration to an area of low concentration.
- A.
  
  Selectively Permeable
- B.
  
  Diffusion
- C.
  
  Phospholipid Bilayer
3.

Without the aid of a transport molecule (no energy)
- A.
  
  Diffusion
- B.
  
  Passive diffusion
- C.
  
  Phospholipid bilayer
4.

Becomes a barrier to hydrophillic substances
- A.
  
  Phospholipid Bilayer
- B.
  
  DIffusion
- C.
  
  Selectively permeable
5.

Involves passive diffusion(no energy) and facilitated diffusion(uses transport proteins)
- A.
  
  Transmembrane Gradient
- B.
  
  Passive Transport
- C.
  
  Active transport
6.

Concentration of a solute is higher on one side of membrane and lower on the other side
- A.
  
  Transport proteins
- B.
  
  Osmotic pressure
- C.
  
  Transmembrane Gradient
7.

Channel Proteins, involves co-transporters
- A.
  
  Transport Proteins
- B.
  
  Membrane
- C.
  
  Transgradient Membrane
8.

Binds 2 or more ions or molecules and transports them in the same direction
- A.
  
  Co-transporters
- B.
  
  Transport Proteins
- C.
  
  Active Transport
9.

Hydrostatic pressure required to stop the net flow of H20 across a membrane due to osmosis or diffusion of H2O across a membrane
- A.
  
  Endocytosis
- B.
  
  Osmotic pressure
- C.
  
  Phospholipid bilayer
10.

These require energy and move against the concentration gradient.
- A.
  
  Passive Transport
- B.
  
  Active Transport
- C.
  
  Membrane
11.

This has 2 layers of lipids, its amphipathic, and contains proteins and carbs attached to lipids and proteins.
- A.
  
  Phospholipid bilayer
- B.
  
  Diffusion
- C.
  
  Transmembrane proteins
12.

Mosaic of lipids, carbs, and proteins
- A.
  
  Fluid Mosaic Model
- B.
  
  Membrane
- C.
  
  Passive Diffusion
13.

Accepted model of plasma membrane. It's the semifluid phospholipid bilayer and proteins.
- A.
  
  Fluid Mosaic Model
- B.
  
  Diffusion Model
- C.
  
  Passive Diffusion Model

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