Gene Expression In Eukaryotes!

The eukaryotic entity has only operons assisting in gene expression.

A genomic DNA possesses functioning units, a group of genes under the influence of promoters known as operons.

All regulatory proteins possess a common DNA binding motif that is specific flexes in their protein chains permitting them to interlock with the outside groove of the DNA helix.

The transcriptional gene control in eukaryotes is mediated by trans-acting factors failing to bind to cis-acting elements.

RNA is a chemical similar in structure and properties to DNA.

Gene expression is a tightly regulated process that allows a cell to respond to its changing environment.

The genotype doesn't have any influence on the physical characteristics of cells, which are called the phenotype. 

The message carried by the mRNA is read by a carrier molecule called transfer RNA.

Since the two original strands of DNA are retained in the products formed as a result of DNA replication, it is called conservative.

The experimental system used in the studies on the discovery of replication of DNA has been Escherichia coli.

In eukaryotes like humans, gene expression involves many steps, and gene regulation can occur at any of these steps.

The present level of understanding of gene expression in eukaryotes is attributable mainly to traditional genetics.

Transcription occurs in the cell’s nucleus. 

Translations are the result of DNA transcription and translation. 

Gene expression is the phenotypic manifestation of genes by the processes of transcription and translation. 

The enzyme which catalyzes the formation of RNA from the DNA template is known as RNA polymerase.

An epigenetic change is a modification to RNA that occurs when a chemical compound attaches to a gene and alters gene expression. 

Gene regulation is the process of turning genes on or off.

One example of epigenetic change is methylation.

In the regulation of gene expression, the bacteria permits to replicate with no control.