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WorksheetsPlasma Membrane/Cell Membrane
Total questions: 20
Worksheet time: 10mins
Chemical composition of plasma Membrane is best described as..
Plasma Membrane is bilayers of phospholipids with associated Protein and carbohydrates.
Plasma membrane is composed of equal number of phospholipids,proteins and carbohydrates.
Plasma membrane is bilayers of proteins with associated lipid and carbohydrates.
Plasma membrane is composed of two layers, one layer of phospholipids and another layer of protein.
Glycolipids in P.M. are usually located at.... (P.M.= plasma membrane)
Inner leaflet of P.M.
Outer leaflet of P.M.
Evenly distributed in both inner and outer leaflet of P.M.
None of the above
P.M. is ...
Non-selective barrier
Impermeable
Made of cellulose
Selectively barrier
Lipid bilayer model of P.M. was proposed by...
Singer & Nicolson
Davson Daniel & Robertson
Grendel Gorter
De Duve
Sandwich model of P.M. was given by...
Danielle & Davson
Singer & Nicolson
Grendel & Gorter
De Duve
Fluid Mosaic Model of P.M. was proposed by...
Danielle & Davson
Singer & Nicolson
De Duve
Gorter & Grendel
The term plasma membrane was given by....
C. Nageli
De Duve
Robert Hook
Watson
The membrane protein that extend through both sides of lipid bilayer are...
Intrinsic Proteins
Extrinsic proteins
Peripheral proteins
All of above
Unit membrane model of P.M. was given by...
Robertson
De Duve
Watson
Singer & Nicolson
Model of P.M. proposed by Singer & Nicolson differs from Robertson's model in.....
Amount of protein
Number of lipid layers
Arrangement of proteins
Arrangement of lipid layers
Plasma Membrane is also known as.....
Cell membrane
Plasmalema
Both of above
None of above
Plasma membrane have ...... heads
Polar heads
Hydrophilic
Both of above
Non-polar
Plasma membrane have.... Tail.
Hydrophobic
Non-polar
Both of above
Polar and hydrophilic
Polar groups in plasma membrane situated to the.....
Outer region of both lipid layers
Inner region of both lipid layers
Both outer and inner region of lipid layers
None of above
Non-polar groups of plasma membrane organized in the....
Middle region of two lipid layers
Inner region of lipid layers
Outer region of lipid layers
None of above
Hydrophilic heads of plasma membrane is situated at....
Outer side
Inner side
Both sides
Neither
Non-polar hydrophobic structure of two lipid layers facing each other is known as.......
Hydrophobic tails
Hydrophobic heads
Hydrophilic heads
Hydrophilic tails
Micellar model of plasma membrane was given by...
Fernandez
De Duve
Singer & Nicolson
Robertson
Most accepted model of plasma membrane is....
Fluid Mosaic Model
Unit membrane model
Sandwich model
Lipid bilayer model
Function of plasma membrane is....
Protection of cell from surroundings.
Regulates entry and exit of molecules into and out of the cell.
Receive chemical messenger from other cell
All of the above
