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Operons: Lac and Tryptophan Operons
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Operons: Lac and Tryptophan Operons
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Operons: Lac and Tryptophan Operons
Structural gene Z in lac operon code for enzyme known as:
Galactose permease
Galactoside acetylase
galactosidase
Amylase
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
In lac operon tetrameric regulatory gene is named as:
Operator gene
Lac repressor
Lac promotor
Jumping gene
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
In structural gene, Y denoted as lac operon code for enzyme
Galactose permease
Galactoside acetylase
galactosidase
Amylase
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
Concept of operon was coined by:
Jacob
Monod
Bergstrom and samuelsson
Jacob and Monod
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
Messenger RNA that code for one or more protein is called:
Polycistronic messenger Ribonucleic Acid (RNA)
Messenger Ribonucleic Acid (RNA)
Transfer Ribonucleic Acid (RNA)
Cytoplasmic Ribonucleic Acid (RNA)
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
Negative regulator of gene expression is called:
Operator
Promotor
Repressor
Constitutive gene
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
Structural gene A in lac operon code for enzyme known as:
Galactose permease
Galactoside acetylase
galactosidase
Amylase
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
Tetrameric regulatory protein of lac operon has molecular weight nearly:
130000
150000
140000
110000
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
In E. coli regulation of lactose metabolism is known as:
Tryptophan operon
Lac operon
Operon
none of above
Author:
rikazzz
Comment
Operons: Lac and Tryptophan Operons
When was concept of operon coined?
1961
1962
1963
1965
Author:
rikazzz
Comment
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