A translocation mutation results in a silencer being inserted just upstream of the promoter of a gene (Gene X).  How would you predict the expression of gene X be affected by this mutation? Gene X will not be expressed in any cell that has this mutation Gene X will not be expressed in any cell that has this mutation and the appropriate repressor protein Gene X will be expressed in any cell that has this mutation Gene X will be expressed in any cell that has this mutation and the appropriate repressor protein

Q: Tỏ idéntify transcriptional regulatory elements, reporters containing 100 base pairs of Promoter…

A: Reporter genes help us to understand and determine the expression of gene of interest by fusing them…

Q: What would be the likely phenotypic effect of a mutation in HOTAIR and prevented it from binding to…

A: HOTAIR (HOX antisense intergenic RNA) is a long non-coding RNAs with 6 exons and 2158 nucleotides…

Q: To identify transcriptional regulatory elements, reporters containing 100 base pairs of Promoter…

A: Transcriptional regulatory elements are the genetic segments that act as the binding sites for…

Q: Match each of the following descriptions to the type of regulatory RNA affecting a "target" gene…

A: Of course! Let's break down each match:This regulatory RNA may increase transcription of the target…

Q: Which of the following would you expect to happen if there were a mutation in the Iron Response…

A: Sequences of mRNA called called (IREs) are contained within the mRNA sequences that code for…

Q: Regulation of transcription is mediated by proteins that first must bind to specific…

A: Hi dear,here is your answer. Gene expression is defined as the process by which the information that…

Q: You have isolated a protein that binds to DNA in the region upstream of the promoter sequence of a…

A: The promoter is the site of RNA polymerase binding that is very important step in the initiation…

Q: Which statement is correct about expression of a gene regulated by Gal4? O Galactose increases gene…

A: In yeast the transcriptional activator GAL4 binds to the upstream activating sequence of the gal…

Q: Name the lambda promoters whose expression is regulated by the cro protein. For each promoter you…

A: CI represses cro and Cro represses cI. This is referred to as the double-negative feedback loop and…

Q: You insert this DNA into your worms, and you can see some glow in the muscle cells, but it is not…

A: The cells that glow in the jellyfish will turn or switch on the green fluorescent protein gene that…

Q: in a fat cell what is the result of activation of genes by PPAR gamma/activator proteins binding?…

A: Peroxisome proliferator - activated receptor(PPAR) gamma is a  nuclear receptor of subfamily 1,group…

Q: Which of the following DNA regions Is NOT Involved in gene expressi regulation in eukaryotes?

A: Ans- Operators are not involved in the Eukaryotic Gene Expression. Eukaryotic protein-coding genes…

Q: (a) Did deletion of any of the possible control elements cause anincrease in reporter gene…

A: Insertion and deletion are naturally processes occurring within the DNA or mRNA sequence for…

Q: You expect that a lung tumor cell line has arisen due to aberrant expression of the growth factor…

A: Cancer is due to the uncontrolled proliferation of the cell. This uncontrolled proliferation is…

Q: stream of their coding sequence. The interaction of these enhancers with specific pression. Gene A…

A: Transcription elements Are defined as the type of proteins that have the ability to do modification…

Q: The protein NK2 is a transcriptional regulator that functions both as a repressor and activator. To…

A: A regulatory protein regulates the expression of a gene by binding with that gene through its DNA…

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.…

Q: what prevents any enhancer on a chromosome from influencing any promoter for any gene anywhere on…

A: A promoter is a region on DNA to which the proteins that initiate transcription of a single RNA from…

Q: How can an enhancer that regulates expression of a given gene be active in one tissue but inactive…

A: Enhancers, also known as transcription factors, are DNA regulatory elements that can be bound by…

Q: You have identified an enhancer that drives Pax6 expression in the developing lens and cornea of the…

A: To explain in more detail, we need to break down the process step by step and analyze the northern…

Q: A researcher has just identified a new protein in bacteria that binds DNA near the promoter of a…

A: DNA (deoxyribonucleic acid) was discovered by Friedrich Miescher. Nucleotides are the structural…

Q: A mutation in the trp repressor gene that prevents the apo-repressor from binding the co-repressor…

A: Tryptophan operon Tryptophan operon is negatively regulated operon, it includes five gene, promotor,…

Q: RNAP can access the lacZ promoter irrespective of whether CAP-CAMP is binding the CAP o True False

A: Lac operon is a set of structural genes regulated by a common promoter. It is found in bacteria.

Q: Which of the following are ways in which transcriptional repressors can function in eukaryotes?…

A: Enhancers are DNA regulatory elements that can enhance or increase the transcription of genes.…

Q: Mutations in bacterial promoters may increase or decrease the rate of gene transcription. Promoter…

A: The -10 site sequence in bacterial promoters is essential for RNA polymerase binding and…

Q: Suppose MYC regulates gene X by recruiting DNA methyltransferases (DNMTS). Which of the following…

A: cis regulatory elements are regions of non coding DNA which regulate transcription of neighbouring…

Q: a hormone receptor gene is deleted from the genome of a cell.in the absence of the hormone,what…

A: A hormone receptor is a receptor molecule that binds to a specific hormone. These receptors could be…

Q: You wish to determine which genes are aberrantly expressed in a certain type of cancer. How would…

A: Cancer is a disease of uncontrolled gene expression. It is a proliferative disease as it can induce…

Q: In class, we discussed the regulation of expression of the Trp biosynthesis enzymes. These are the…

A: When RNA polymerase binds to a DNA molecule, transcription can begin. This binding takes place at…

Q: 1. (a)  Binding of inducer protein to repressor protein     Gene is switched ON     Gene is…

A: Gene regulation is done with the help of the regulatory protein binding with the regulatory sequence…

Q: From the list given - choose all of the regulatory proteins that would bind the eukaryotic gene to…

A: Regulatory proteins are any protein that affects the sections of a DNA molecule that RNA polymerase…

Q: Which of the following accurately describes the function of HOTAIR? O It is a long non-coding RNA…

A: Option 1 is the correct answer.

Q: The DNA sequence before the protein coding region that determines when a gene is used is called the…

A: DNA is the genetic material of many organisms including the humans. The DNA contains information…

Q: You are studying how the expression of Gene F is regulated. Initially, you identified three…

A: Step 1:To determine if any of the potential regulatory elements bind a transcriptional activator, we…

Q: of 16 CAT proteins signal in a manner that is uncommon for signaling proteins that carry out similar…

A: STAT or signal transducer and activator of transcription  proteins are latent cytoplasmic…

Q: A disease is caused by having no functional protein produced from the kip gene. An individual has…

A: Mutations are alterations in the DNA sequence of an organism. Small changes, such as adding or…

Q: (i) A repressor binds to RPA and an activator binds to RPC 1. [Select] 2. [Select] 3. [Select]

A: Gene expression, the process by which information from a gene is used to synthesize a functional…

Q: A 43-year-old man is diagnosed with chronic myeloid leukemia (CML) and started on standard imatinib…

A: Man with Chronic myeloid leukemia treated with imatinib therapy :-

Q: . Based on this information, which of the following statements would be supported by these results?…

A: BRCA1  It is a human tumor suppressor gene and suppress the growth of tumor cells.

Q: Many genes whose expression is turned on by DNAdamage have been isolated. Loss-of-function mutations…

A: The lex A gene encodes a repressor protein and is involved in controlling the DNA repair, inhibition…

Q: The bacterial operon (a set of co-expressed genes) shown below contains one promoter (green), two…

A: In a bacterial operon a single mRNA containing multiple genes are transcribed from a single…

Q: This type of negative feedback loop ensures that ilvC transcription will always be repressed when…

A: Hi! Since you posted many questions, we will be answering the 1 for you. Please post the other…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.