cell bio ch 7 test bank multiple choice Questions and
Correct Detailed Answers (Verified Answers)
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Quiz: Each of the following is a function of membranes except
A) defining cell and organelle boundaries.
B) sites for specific biochemical functions.
C) information storage.
D) regulation of transport.
E) cell-cell communication.
Ans: C) information storage.
Quiz: Each of the following is a model for membrane structure except
A) Overton lipid coat.
B) Langmuir monolayer.
C) Gorter and Grendel bilayer.
D) Singer and Nicholson fluid mosaic.
E) Watson and Crick double helix.
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, Ans: E) Watson and Crick double helix.
Quiz: In response to temperature changes, cell membranes change state to
become more solid or more fluid by undergoing
A) lipid raft formation.
B) membrane folding.
C) a phase transition.
D) transverse diffusion.
E) differential scanning calorimetry.
Ans: C) a phase transition.
Quiz: When a mouse cell and a human cell with different cell-surface
protein markers are fused using polyethylene glycol (PEG) and immediately
placed at 0°C, what would you expect happens to the mouse and human
marker proteins?
A) Both the mouse and human marker proteins will rapidly disperse evenly
throughout the fused membrane.
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, B) Only the mouse cell marker proteins will disperse throughout the fused
membrane; the human marker proteins will remain confined to the original
human region of the fused membrane.
C) The mouse and human markers will migrate to opposite poles of the fused
membrane.
D) The mouse and human markers will migrate little and remain confined to
their original membrane regions.
E) Both mouse and human markers will be endocytosed by the fused cell and
destroyed in the fused cell.
Ans: D) The mouse and human markers will migrate little and remain confined
to their original membrane regions.
Quiz: Of the following molecules, which would you predict diffuses most
readily across membranes?
A) water
B) glucose
C) oxygen
D) serine
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Correct Detailed Answers (Verified Answers)
||Already Graded A+||Newest Version
Quiz: Each of the following is a function of membranes except
A) defining cell and organelle boundaries.
B) sites for specific biochemical functions.
C) information storage.
D) regulation of transport.
E) cell-cell communication.
Ans: C) information storage.
Quiz: Each of the following is a model for membrane structure except
A) Overton lipid coat.
B) Langmuir monolayer.
C) Gorter and Grendel bilayer.
D) Singer and Nicholson fluid mosaic.
E) Watson and Crick double helix.
o
o
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, Ans: E) Watson and Crick double helix.
Quiz: In response to temperature changes, cell membranes change state to
become more solid or more fluid by undergoing
A) lipid raft formation.
B) membrane folding.
C) a phase transition.
D) transverse diffusion.
E) differential scanning calorimetry.
Ans: C) a phase transition.
Quiz: When a mouse cell and a human cell with different cell-surface
protein markers are fused using polyethylene glycol (PEG) and immediately
placed at 0°C, what would you expect happens to the mouse and human
marker proteins?
A) Both the mouse and human marker proteins will rapidly disperse evenly
throughout the fused membrane.
o
o
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[+254707240657]
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me in the number given.
, B) Only the mouse cell marker proteins will disperse throughout the fused
membrane; the human marker proteins will remain confined to the original
human region of the fused membrane.
C) The mouse and human markers will migrate to opposite poles of the fused
membrane.
D) The mouse and human markers will migrate little and remain confined to
their original membrane regions.
E) Both mouse and human markers will be endocytosed by the fused cell and
destroyed in the fused cell.
Ans: D) The mouse and human markers will migrate little and remain confined
to their original membrane regions.
Quiz: Of the following molecules, which would you predict diffuses most
readily across membranes?
A) water
B) glucose
C) oxygen
D) serine
o
o
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[+254707240657]
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