A promoter is a regulatory region of DNA located before the open reading frame of a specific gene providing the control of transcription of the gene. As a result, a...
1 Answers 1 views3. RNA polymerase.RNA polymerase is an enzyme that synthesises RNA using DNA as a template. As a result, the transcription (synthesis of RNA) cannot begin without RNA polymerase.
1 Answers 1 viewsA mutation in the promoter region can change the binding site for a transcription factor that normally binds to increase transcription. The mutation could either decrease the ability of the...
1 Answers 1 viewsShort NotesNuclear Export of mRNA The expression of eukaryotic genes is controlled by several mechanisms. Its regulation is considered to be critical for physiological responses associated with intracellular and extracellular signals....
1 Answers 1 viewsIf a mutation or aging in any of the homeotic transcription factors occur, an organism will not develop correctly
1 Answers 1 viewsThese terms are used during the transcription by RNA polymerase or translation by the ribosome. Upstream sequence is toward the 5' end molecule and downstream is toward the 3' end.
1 Answers 1 viewsInteraction of the cell structure to maintain homeostasis.Homeostasis refers to the ability to maintain a stable internal environment and for this case at the cellular level.The cellular interaction is as...
1 Answers 1 viewsThis is becouse turtles are cold blooded and Sweden is near the arctic circle and this means the country experience long harsh winters which is uncondisive for Wilde turtles.
1 Answers 1 viewsTrueThe African widow bird exhibits a distinct sexual dimorphism. In wet weather, the birds are unable to fly due to their elongated wings. The tail, which are often more than...
1 Answers 1 viewsRNA polymerase synthesizes an RNA transcript complementary to the DNA template strand in the 5' to 3' direction. It moves forward along the template strand in the 3' to 5'...
1 Answers 1 views