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Byju's Answer
Standard XII
Biology
History of Development of the Fluid Mosaic Model
Biomembranes ...
Question
Biomembranes are similar to "protein icebergs in sea of lipids" was saying of
A
Singer and Nicolson
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B
Danielli and Davson
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C
Gorter and Grendel
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D
Helleir and Hoffmann
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Solution
The correct option is
A
Singer and Nicolson
The fluid mosaic model of the biomembrane or cell membrane was proposed by SJ Singer and GL Nicolson in the year 1972.
According to this model, the protein molecules are embedded in the lipid bilayer.
Thus, the proteins are seen as icebergs in the sea of lipids.
It is the most acceptable model of the plasma membrane and its main function is to provide shape to the cell.
The lipid bilayer of the cell membrane provides fluidity, flexibility and elasticity to the membrane.
So, the correct answer is 'Singer and Nicolson'.
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″Proteins icebergs in a sea of lipids” is stated by
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Match the terms to these definitions.
Diffusion, osmosis, impermeable, differentially permeable, fluid mosaic model, micellar theory, endocytosis, exocytosis, passive transport, active transport, microvilli, desmosomes, chemoreception
..........The lipids and integrated proteins in a membrane are disposed in a sort of mosaic pattern; lipids are arranged as a thin bilayer while the proteins as icebergs floating in. a sea of the phospholipid bilayer.
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Assertion :Fluid mosaic model was proposed by Singer and Nicolson. Reason: The 'mosaic' is intricate composite of protein and lipids of the membrane.
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The first lipid model of biomembranes was proposed by
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History of Development of the Fluid Mosaic Model
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