13034607
Descripción
Test por saili dessai, actualizado hace más de 1 año
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Creado por saili dessai
hace más de 6 años
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Pregunta 1
Pregunta
What is/are the main function(s) of plasma membrane?
Respuesta
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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
Pregunta 2
Pregunta
Identify the instrument used in detail study of plasma membrane?
Respuesta
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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
Pregunta 3
Pregunta
Cell membrane is a:
Respuesta
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Phospholipid bilayer
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Phosphoprotein bilayer
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Cellulose bilayer
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Glycoprotein coat
Pregunta 4
Pregunta
The membrane associated lipids with polar and non- polar ends are called:
Respuesta
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Amphipathic
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Hydrophilic
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Hydrophobic
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All of the above
Pregunta 5
Pregunta
How much amount of lipid is present in human RBC’s plasma membrane?
Image:
Rbc (binary/octet-stream)
Respuesta
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70%
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54%
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43%
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49%
Pregunta 6
Pregunta
In which bacterial plasma membrane there is cholesterol present like in animal cells?
Respuesta
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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)
Pregunta 7
Pregunta
What is the function of aquaporins present on the plasma membrane?
Image:
A (binary/octet-stream)
Respuesta
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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
Pregunta 8
Respuesta
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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
Pregunta 9
Pregunta
How many fatty acid chain can be present in single phospholipid molecule?
Respuesta
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Four
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Unlimited
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Eight
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Two
Pregunta 10
Pregunta
Identify this scientist who gave the unit membrane concept?
Respuesta
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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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