Compact DNA Levels of gene control Alteration of structure Relaxed DNA Transcription Pre-MRNA MRNA processing Processed mRNA AAAAA RNA stability Translation 20 Protein (inactive) Postranslational modification Modified protein (active) 16.1 Gene expression can be controlled at multiple levels.

Q: What are the eight ways gene expression can be regulated? Please summarize each in one-two sentences

A: There must be some sort of regulation on how much mRNA is translated into proteins after the DNA is…

Q: Describe the difference between positive control andnegative control of gene expression.

A: An Operon is a unit of structure and function that consists of the clusters of regulatory genes…

Q: What kind of response is seen via temperature stress in Drosophila? Are these kinds of elements…

A: The physiology of organisms, especially ectotherms, is significantly influenced by temperature,…

Q: Explain how DNA methylation and the formation of a DNA loop control the expression of the Igf2 gene…

A: ANSWER - Before giving the answer there are few words which we have to understand .…

Q: Which natural genetic mechanism is responsible for preventing the expression of genes that are…

A: DNA is made up of numerous molecules known as nucleotide. A non-sense mutation is a type of mutation…

Q: In a diabetic with markedly elevated blood glucose, the glucose filtered at the glomerulus: Group of…

A: It is a disease that occurs when your blood glucose is too high and pancreas produces little or no…

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: In general, explain how epigenetic modifications are an important mechanism for developmental…

A: Phenotypic changes  that are influenced by environmental factors instead of genetic changes are…

Q: List and briefly describe five types of molecular mechanisms thatmay underlie epigenetic gene…

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

Q: What is effect of turning on and off of genes? How do we measure gene expression? What is gene…

A: Answer1) The effect of turning a gene on and off is observed on its expression and ultimately on the…

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 are some reasons that cells regulate gene expression?

A: It means to activate the expression of a particular piece of DNA only when it is needed.

Q: How do regulatory systems distinguish the genes that need to be activated or repressed from genes…

A: In bacteria, certain regulatory molecules control whether a gene will be transcribed into RNA from…

Q: What is the key difference between cis- and trans-epigenetic mechanisms for maintaining an…

A: Epigenetics is the branch of genetics that studies heritable traits that are not influenced by the…

Q: What is the purpose of CAP and CAMP in gene regulation?

A: A wide range of mechanism carried out by the cells that act to induce or repress the synthesis of…

Q: Suppose expression of gene A is limited to the middle part of the early mouse embryo. Expression of…

A: Gene expression includes transcription followed by the translation of the newly generated mRNA…

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: Describe two types of alternative processing pathways. How do these pathways lead to the production…

A: A gene is a specific sequence of nucleotides in RNA or DNA that is located usually on a chromosome.…

Q: If a gene is repressible and under positive control, what kind of effector molecule and regulatory…

A: Gene regulation vary in prokaryotes and eukaryotes. Prokaryotic genes regulation may administrated…

Q: Arabidopsis floral homeotic genes are members of the MADS box gene family, while homeotic genes in…

A:

Q: What does it mean to say that gene expression is colinear?

A: A gene is a functional segment of DNA. A process by which the information which is present on the…

Q: How does the control of gene expression in prokaryotes differ from that of eukaryotes

A: The gene expression the process in which the genetic information present in the DNA (gene) is copied…

Q: How do we know that expression of the information encoded in DNA involves an RNA intermediate?

A: The genetic material of the cell, that is, the DNA (deoxyribonucleic acid) comprises various genes…

Q: What type of epigenetic change is responsible for genomic imprinting?

A: Epigenetic refers to the patterns of inheritance that involve the alterations in characteristics…

Q: What is the difference between a constitutive gene and a regulated gene?

A: Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that…

Q: What types of histone modifications are responsible for epigenetic phenotypes?

A: Histones are the set of positively charged proteins. Histones are responsible for providing…

Q: What are the basic differences between prokaryotic and eukaryotic regulation of gene expression?

A: Introduction - A single prokaryotic cell makes up a prokaryote. In plants, animals, fungi, and…

Q: Many genes generate different products depending on the type of cell expressing the gene. How is…

A: The process of generation of different protein products from the same pre-mRNA transcript is called…

Q: If each cell in your body contains the same DNA sequence, how would the regulation of Gene X differ…

A: The regulation of Gene X can differ both quantitatively and qualitatively between intestinal…

Q: How 6mA controls gene expression ?

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

Q: explain which controls over gene expression are likely to be very brief, which may be long lasting,…

A: DNA and RNA are the types of nucleic acids that carry genetic information. DNA is transcribed to…

Q: The phenotype of a heterozygous mouse (Aa) is agouti.  The agouti banding pattern is due to altered…

A: * Homozygous dominant and Heterozygous will produce agouti that is AA or Aa respectively  and the…

Q: What happens when the iron level increases and the IRP no longer binds transferrin-receptor mRNA?

A: To answer this question we should have knowledge of gene expression.

Q: What is the effect of an increased Cro concentration on the expression of the gene for the λ…

A: The lytic cycle is the rupture of the host cell, resulting in the release of a number of viruses.…