Biology Trivia Quiz On Cell Membrane
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The is the terms as the building block of the human body, and they have outer coverings known as membranes that separate the interior parts of the cells from the outside one. It is through this membrane that lets some molecules in and out of the cell. Get to review chapter five from your raven biology on the cell membrane by taking up this test.
- 1.Which way do polar heads tend to orient?
- A.
Toward the water
- B.
Away from the water
- C.
Surface
- D.
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- 2.Why is the bi-layer stable?
- A.
Water's afinity for hydrogen bonding never stops.
- B.
Hydrogen's afinity for water bonding never stops.
- C.
The amount of water and hydrogen are equal.
- D.
The sharing of electrons.
- 3.What is the plasma membrane composed of?
- A.
Ribosones and lipids
- B.
Nucliec acids and lipids
- C.
Nuclues and mondocondria
- D.
Lipids and globular proteins.
- 4.Which of the following is a component of the cell membrane?
- A.
Phosopholipid bilayer
- B.
Transmembrane proteins
- C.
Golgi apparatus
- D.
Ribosomes
- E.
Nucleus
- 5.Which of the following are membrane transport proteins?
- A.
Transporters, attachments to cytoskeleton
- B.
Enzymes
- C.
Cell surface idenitity markers.
- D.
Cell adhesion proteins
- E.
All of the above.
- 6.The membrane protein structure is: multiple-pass anchors, single pass chanels and carries, and pores.
- A.
True
- B.
False
- 7.Diffusion is:
- A.
The adding of a water molecule to an atom.
- B.
The removing of a water molecule to an atom.
- C.
The net movement of substances to go from regions of high concentration to low concentration.
- D.
The net movement of substances to go from regions of low concentration to high concentration.
- 8.Cell transport channels are selectively permeable. How so?
- A.
Only certain molecules can enter, but are not released.
- B.
Only certain molecules can exit and are released.
- C.
Only certain molecules can enter and exit.
- D.
Only certain molecules can enter.
- 9.Ions can move between the cytoplasm of a cell and the extracellular fluid without the assistance of membrane transport proteins.
- A.
True
- B.
False
- 10.What transports ions and other solutes across the plasma membrane?
- A.
Carriers
- B.
Folder Proteins
- C.
Chaperone proteins
- D.
Wat
- 11.How do carriers facilitate movement?
- A.
Physically binding molecules on one side of the membrane, and releasing them on the other.
- B.
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- 12.What is the tendencies of a molecule to go from a region of lower concentration to a higher one?
- A.
Osmosis
- B.
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- 13.What is Isomatic?
- A.
Soluton with the higher solute concentration.
- B.
Soluton with the lower solute concentration.
- C.
Solutons are equal.
- 14.To which of the following are hyposmotic solutions?
- A.
Extrusion
- B.
Turgor
- C.
Isomotic solutions
- D.
Osmotic solutions
- E.
None of the above.
- 15.What is endocytosis?
- A.
Discharge of materials from vesicles at the cell surface.
- B.
Material taken in is in liquid form.
- C.
Material taken in is in particulate form.
- D.
Enveloping food
- 16.What is phagacytosis?
- A.
Enveloping food
- B.
Material taken in is in particulate form.
- C.
Material taken in is in liquid form.
- D.
Discharge of materials from vesicles at the cell surface.
- 17.What is pinocytosis?
- A.
Discharge of materials from vesicles at the cell surface.
- B.
Material taken in is in liquid form.
- C.
Material taken in is in particulate form.
- D.
Enveloping food
- 18.What is exocytosis?
- A.
Enveloping food
- B.
Material taken in is in particulate form.
- C.
Material taken in is in liquid form.
- D.
Discharge of materials from vesicles at the cell surface.
- 19.What is receptor-mediated?
- A.
Material taken in is in liquid form.
- B.
Discharge of materials from vesicles at the cell surface.
- C.
Transport of speficic molecules.
- D.
Enveloping food
- 20.What is active transport and what does it involve??
- A.
Involves the expenditure of energy to move substances against their concentration gradient
- B.
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