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Chemical Composition and Transport of Membranes
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Chemical Composition and Transport of Membranes
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Chemical Composition and Transport of Membranes
A most recent and acceptable model for membrane structure known as:
lipid bilayer model
fluid membrane model
unit membrane model
semi-conservative model
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Chemical Composition and Transport of Membranes
Synchronized movement of two different molecules in same direction known as:
Monoport system
Uniport system
Symport system
Antiport system
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Chemical Composition and Transport of Membranes
Process of diffusion depending upon concentration gradient of substance having no energy movement across membrane called as:
Passive diffusion
Facilitate diffusion
Active diffusion
inactive diffusion
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Chemical Composition and Transport of Membranes
Proteins loosely attached to surface of membrane can easily be detached named as:
Intrinsic proteins
Extrinsic proteins
Integral proteins
Membrane proteins
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Chemical Composition and Transport of Membranes
Tightly bound proteins to lipid bilayer that are only detached by organic solvent or detergent known as:
Intrinsic proteins only
integral proteins only
Extrinsic proteins
Intrinsic and integral proteins
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Chemical Composition and Transport of Membranes
Movement of single molecule across membrane is called:
Monoport system
Uniport system
Symport system
Antiport system
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Chemical Composition and Transport of Membranes
Transport of material across membrane against concentration gradient with expenditure of energy known as:
Osmosis
Facilitate diffusion
Active transport
Active diffusion
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Chemical Composition and Transport of Membranes
Diffusion of a molecule across membrane from higher concentration to lower concentration also mediated by carrier proteins called:
Passive diffusion
Facilitate diffusion
Active diffusion
Non-active diffusion
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Chemical Composition and Transport of Membranes
For structure of membrane lipid bilayer model is originally proposed by:
Davson and Danielle
Robert Hooke
Singer and Nicolson
Watson and Crick
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Chemical Composition and Transport of Membranes
Process in which macromolecules are released out of cells called:
Endocytosis
Pinocytosis
Phagocytosis
Exocytosis
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