Give One Role Of Lac Permease In Lac Operon.
The lac permease in the lac operon is coded by the lacY gene. Permease is a transmembrane protein required for... View Article
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What Does lacA Code For In Lac Operon?
In lac operon, lacA codes for transacetylase. It passes an acetyl group. Stay tuned to BYJU’S to learn similar NEET... View Article
What Does Lacy In Lac Operon Code For?
The lacY in lac operon codes for permease. It raises the permeability of the cell to β-galactosides. Stay tuned to... View Article
Mention One Role Of beta-galactosidase In Lac Operon.
Β-galactosidase acts to split lactose into glucose and galactose. Stay tuned to BYJU’S to learn similar NEET Questions.
What Does lacZ In Lac Operon Code For?
The lacZ gene in lac operon codes for β-galactosidase. Stay tuned to BYJU’S to learn similar NEET Questions.
How Many Structural Genes Are Present In Lac Operon?
The lac operon comprises three structural genes – lacZ, lacY and lacY. Stay tuned to BYJU’S to learn similar NEET... View Article
What Are Operons?
Operons are a collection of genes which share the same promoter, transcribed as a single large mRNA containing many cistrons.... View Article
Name Some Operons.
Val operon, ara operon, lac operon, trp operon, his operon etc. Stay tuned to BYJU’S to learn similar NEET Questions.
The Polycistronic Structural Gene In Lac Operon Is Regulated By?
The polycistronic structural gene in lac operon is regulated by the regulatory genes and a common promoter. Stay tuned to... View Article
What Does Lac In Lac Operon Refer To?
In lac operon, lac refers to lactose. Stay tuned to BYJU’S to learn similar NEET Questions.
Give An Instance Where An Operon Has Its Specific Operator And Repressor.
One such instance is – lac operon is present in the lac operon only and it interacts particularly with the... View Article
Do Regulatory Proteins Act Positively Or Negatively?
Regulatory proteins can act both negatively (repressors) and positively (activators). Stay tuned to BYJU’S to learn similar NEET Questions.
Which Is The Main Site For Control Of Gene Expression In Prokaryotes?
In prokaryotes, the regulation of the rate of transcriptional initiation is the main site for the control of gene expression.... View Article
Give An Instance Where Coordinated Regulation Of Expression Of Many Sets Of Genes Is Essential.
The differentiation and development of embryos into adult entities are due to the coordinated regulation of the expression of many... View Article
What Factors Are Involved In The Regulation Of Gene Expression?
In the regulation of gene expression, physiological, metabolic and environmental conditions are essential. Stay tuned to BYJU’S to learn similar... View Article
What Is The Role Of Initiator tRNA In The Process Of Initiation?
In initiation, ribosomes associate with the mRNA at the start codon which is identified by the initiator tRNA only. Stay... View Article
Where Can UTRs Be Seen?
UTRs (untranslated regions) can be seen at both the 3′ -end and the 5′ -end. It is essential for the... View Article
What Are Untranslated Regions?
An mRNA has a few extra sequences which are not translated. These are referred to as the untranslated regions (UTR).... View Article
Which Is The Most Common Start Codon?
AUG is the most common start codon. Stay tuned to BYJU’S to learn similar NEET Questions.
Which Is The First Amino Acid To Dock In The Ribosome When Proteins Are Synthesized?
When proteins are synthesized, methionine is the first amino acid to dock in the ribosome. Stay tuned to BYJU’S to... View Article
