13034607
Description
Quiz by saili dessai, updated more than 1 year ago
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Created by saili dessai
about 6 years ago
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Question 1
Question
What is/are the main function(s) of plasma membrane?
Answer
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Exchange between the cells and external environment
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Receptor sites for external stimuli like various chemical and hormones
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Selectively permeable or deferentially permeable for some ion or substance
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All of the above
Question 2
Question
Identify the instrument used in detail study of plasma membrane?
Answer
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MALDI-TOF
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Electron microscope
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Fluorescence microscope
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Phase contrast microscope
Question 3
Question
Cell membrane is a:
Answer
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Phospholipid bilayer
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Phosphoprotein bilayer
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Cellulose bilayer
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Glycoprotein coat
Question 4
Question
The membrane associated lipids with polar and non- polar ends are called:
Answer
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Amphipathic
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Hydrophilic
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Hydrophobic
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All of the above
Question 5
Question
How much amount of lipid is present in human RBC’s plasma membrane?
Image:
Rbc (binary/octet-stream)
Answer
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70%
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54%
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43%
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49%
Question 6
Question
In which bacterial plasma membrane there is cholesterol present like in animal cells?
Answer
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PseudomonasImage:P (binary/octet-stream)
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MycoplasmaImage:M (binary/octet-stream)
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KlebsiellaImage:K (binary/octet-stream)
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ChlamydiaImage:C (binary/octet-stream)
Question 7
Question
What is the function of aquaporins present on the plasma membrane?
Image:
A (binary/octet-stream)
Answer
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Water transport
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Water breakdown
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Absorption of water
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All of the above
Question 8
Answer
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Robertson
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Singer and Nicolson
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R. Virchow
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None of the above
Question 9
Question
How many fatty acid chain can be present in single phospholipid molecule?
Answer
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Four
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Unlimited
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Eight
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Two
Question 10
Question
Identify this scientist who gave the unit membrane concept?
Answer
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Robertson
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Nicholson
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Newton
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None of the above
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