Why are some genes expressed and some not?

Q: What are the differences and similarities among the three classes of monoallelic gene expression?

A: The phenomenon of the expression of one allele of a gene is called monoallelic expression. The…

Q: How do most transcription factors determine which genes they act upo

A: Protein synthesis through genes occurs in two steps: The DNA sequence present in the gene is…

Q: How may the environment influence gene expression?

A: A gene is a stretch of nucleotides present in the DNA molecule. It encodes information for the…

Q: What are some other ways that a cell controls which genes are expressed?

A: Introduction  A gene is nothing but a specific sequence of deoxy ribose nucleotides and which is…

Q: What is epigenetics?

A: Epigenetics of Greek origin. It means over and above the genome.

Q: How regulation of gene expression can alter gene function?

A: Genes are the structural and functional units of heredity. Genes carry deoxyribonucleic acid (DNA),…

Q: Do different genes affect epigenetics and variations in epigenetic patterns between individuals?

A: Genes patterns

Q: Which are the many steps that can occur at Regulation of Gene Expression?

A: Introduction Expression of gene is highly regulated in both prokaryotes as well as in Eukaryotes. If…

Q: What epigenome refers to ?

A: Deoxyribonucleic acid (DNA) is a biomolecule found in nearly all living organisms. The structure of…

Q: What is the role of miRNA and siRNA in regulation of gene expression?

A: In eukaryotic cells, the regulation and control of gene expression is a very complicated process.…

Q: Describe what is meant by epigenetic inheritance, and explain its significance.

A: Step 1 Epigenetic refers to the phenotypes and processes that are transmitted to other cells and…

Q: What are the causes affecting by regulation of gene expression?

A: The regulation of genetic expression is likely to influence the phenotypic expression. The…

Q: What is gene expression? Why is differential gene expression important?

A: Genes are the basic functional and physical unit of the heredity. They are made of DNA molecules.…

Q: On what structures are genes located and what is their primary function?

A: The genes are the hereditary unit of an organism. Genes consists of the DNA (deoxyribonucleic acid)…

Q: How is an epigenetic change different from a mutation?

A: Epigenetics can be defined as the study of heritable changes that usually occur in gene expression…

Q: what is meant by gene expression and which are the 5 most regulated steps in this process, explain…

A: So, here we are going to learn about gene expression and the regulation of gene expression in…

Q: What are the stages in gene expression?

A: The mechanism by which the information encoded in a gene is used to guide the assembly of a protein…

Q: How Transcription factors can modulate gene expression ?

A: Transcription is the part of the central dogma which is required to make mRNA copies from the DNA.…

Q: How 6mA controls gene expression ?

A: 6mA is N6-Methyladenine that has epigenetic roles in DNA  (deoxyribonucleic acid) modification in…

Q: why are certain genes just expressed in the mother and not in the father or vice versa?

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: do neutral mutations affect gene expressi

A: Except for some viruses, most animals' genetic material is a double-stranded molecule called DNA. A…

Q: What is a CpG island? Where would you expect one to be located? How does the methylation of CpG…

A: A gene is a stretch of nucleotides present in the DNA. DNA or deoxyribonucleic acid is a polymer of…

Q: At what stage in gene expression are introns removed?

A: Introns are the non-coded regions, which are removed from the nucleotide sequence.

Q: Explain how regulation of gene expression can altergene function

A: Genes are the structural and functional units of heredity. Genes carry deoxy ribo nucleic acid…

Q: Epigenetics is the process that happens when...?

A: Genes are the specific codes of these amino acids which produces a protein and alleles is the…

Q: When & how genetic expression occurs ?

A: Genetic expression is the process in which the transfer of information occurs from DNA to proteins.…

Q: What is gene expression, and what two processes resultin gene expression?

A: Gene expression can be defined as the process in which instructions present in the DNA are…

Q: What are three reasons why gene expression might vary across time and across different parts of the…

A: In human, around 20000 genes are present in almost every cell in our body. Most genes are  same in…

Q: Why is it important to regulate gene expression?

A: Gene can be defined as the segment of the DNA. It consists of the information of the individual's…

Q: How Eukaryotic Gene Expression Is Influenced ?

A: Introduction The expression of genes is highly regulated in both prokaryotes as well as in…

Q: Which of the following statament is NOT TRUE about gene expression?

A: Central dogma consists of replication, transcription and translation.Replication is the process of…

Q: How many types of histones and non histone  are there?

A: Histones are highly basic proteins present in the eukaryotic cell nuclei. They pack and order the…

Q: Which of the following specific examples of gene expression control is incorrectly matched?

A: Answer: GENE EXPRESSION = It is a process by which an information from a gene is used to synthesize…

Q: Do all genes have promoters?

A: In gene expression transcription is the first step. Transcription is the process of expressing genes…

Q: What steps are necessary and unnecessary for non-protein coding genes?

A: The translation is the process of analyzing the mRNA message in order to produce a protein. It is…

Q: What is the relation between OR gene expression and the individual neuron?

A: Genes are responsible for encoding proteins which are essential for development and growth of neural…

Q: How the epigenetic states are transmitted via mitosis and meiosis ?

A: Epigenetics is the study of how people's activities and the environment can influence how genes…

Q: . What is meant by the phrase gene expression?

A: Gene - A gene is defined as a polynucleotide chain that consists of segments each controlling a…

Q: What are examples of transcription factors?

A: Transcription is the process by which the information in a strand of deoxyribonucleic acid (DNA) is…

Q: How is genetic expression regulated?

A: Genetic expression is also known as gene expression.  It is the process of the transfer of…

Q: What does “epigenetics” mean?

A: A phenotype is a collection of measurable features or attributes of an organism in genetics. The…

Q: How do cells control gene expression? How do cell "switch" genes on/off? Draw a flow chart to match?

A: The genes are regulated from time-to-time to make changes in the organisms. The way in which…

Q: Can you think of two ways in which the function of p53 can be disrupted?

A: P53 is a tumor suppressor gene which normally restrains growth and mutation in this causes loss of…

Q: How gene expression is controlled?

A: Gene expression is the process of turning on a gene to produce RNA or protein. In simple terms, it…