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•A gene is a segment of DNA which codes for a specific protein. Through transcription and translation, a protein is produced and then is used for cell processes.
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∙ 13y ago
Gene expression is controlled by various mechanisms such as transcription factors, epigenetic modifications (DNA methylation, histone modifications), non-coding RNAs, and post-transcriptional modifications. These mechanisms influence whether a gene is turned on (expressed) or off (silenced) in a cell. Additionally, environmental factors and signaling pathways can also affect gene expression.
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∙ 14y agoDNA contrlols Gene expression .
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∙ 13y agoThey tell a cell what it does. Example: a brain cell splits into two. But the second one has no purpose without the genes to tell it that it is a brain cell.
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∙ 15y agomoms and dads
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∙ 13y agocells
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What gene controls the expression of the D1x gene in vertebrates?
The D1x gene is controlled by the Pou4f1 gene in vertebrates. Pou4f1 is a transcription factor that regulates the expression of D1x in the developing nervous system.
How prokaryotes control gene expression?
The operon often controls the transcription of prokaryote genes.
What Does a particular trait result from the expression of a single gene?
Huntington's disease is a perfect example of a single gene trait. A mutation in this allele causes Huntington's disease in later life. A dominant trait. Widows peak us another. Any gene that controls the total expression of a trait is an allele defined as a single gene trait.
What is involved in regulating gene expression in prokaryotes but not in eukaryotes?
In prokaryotes, gene expression can be regulated directly at the level of transcription through operons, where multiple genes are controlled by a single promoter. This type of regulation is not as common in eukaryotes, where gene expression is typically regulated at multiple levels, including transcription, RNA processing, translation, and post-translational modifications. Additionally, prokaryotes lack the complexity of chromatin structure found in eukaryotic cells, which can also impact gene expression regulation.
What is a small section of a chromosome that controls the production of proteins called?
A small section of a chromosome that controls the production of proteins is called a gene. Genes contain the instructions for making specific proteins through a process called gene expression, which involves transcription and translation of the genetic information.
What gene controls the expression of the D1x gene in vertebrates?
The D1x gene is controlled by the Pou4f1 gene in vertebrates. Pou4f1 is a transcription factor that regulates the expression of D1x in the developing nervous system.
What occurs when more than one gene controls the expression of a trait?
When more than one gene controls the expression of a trait, it is known as polygenic inheritance. Each gene may contribute a small amount to the phenotype, leading to a wide range of possible variations. This can result in continuous variation in the trait rather than distinct categories.
How prokaryotes control gene expression?
The operon often controls the transcription of prokaryote genes.
What is involved in regulating gene expression in prokaryotes but not in eukaryotes?
In prokaryotes, gene expression can be regulated directly at the level of transcription through operons, where multiple genes are controlled by a single promoter. This type of regulation is not as common in eukaryotes, where gene expression is typically regulated at multiple levels, including transcription, RNA processing, translation, and post-translational modifications. Additionally, prokaryotes lack the complexity of chromatin structure found in eukaryotic cells, which can also impact gene expression regulation.
What Does a particular trait result from the expression of a single gene?
Huntington's disease is a perfect example of a single gene trait. A mutation in this allele causes Huntington's disease in later life. A dominant trait. Widows peak us another. Any gene that controls the total expression of a trait is an allele defined as a single gene trait.
What is The expression of a gene is called?
The expression of a gene is called the phenotype.
Differential gene expression?
Differential gene expression refers to the gene expression that reacts to stimuli or triggers. It is a means of gene regulation where certain hormones produce an effect on protein biosynthesis.
Through gene expression the messages encoded in the DNA contained in a cell direct the cells activity Which of the following sentences best defines gene expression?
Gene expression is the activation of a gene that results in the formation of a protein.
When was Mouse gene expression database created?
Mouse gene expression database was created in 2010.
What has the author Lorraine O'Driscoll written?
Lorraine O'Driscoll has written: 'Gene expression profiling' -- subject(s): Labortechnik, Gene expression, Laboratory manuals, Gene Expression Profiling, Genexpression
Benefits of medical treatments that control gene expression?
I would guess that if a gene is not functioning normally then controlling the expression of that gene would be beneficial.
Why lac operon the gene expression is switch off?
explain the regulation of gene expression in lac operon.
