Compare the control of gene regulation in eukaryotes and prokaryotes in terms of: a. transcription b. regulatory mechanisms and its components

Q: Predict the level of genetic activity of the lac operon as well as the status of the lac repressor…

A: There are two regulatory factors present in the lac operon of E.coli  These are the repressor…

Q: geneticist happens upon a gene in humans that is not functional and is not currently being expressed

A: Pseudogenes are those which are present in the genome till now but do not perform any function.

Q: What is the default state of the lac operon? a. LacI repressor is sitting on the operator sequence…

A: Lacl repressor is sitting on a operator sequence and blocks RNAP from transcribing lacZYA

Q: DNA transcription may be selectively regulated through alteration of the rate of protein synthesis…

A: Transcription is the process by which the information in a strand of DNA is copied into a new…

Q: 3. The human genome contains about 20,000 genes but human cells can synthesize about 80,000…

A: The human genome is made up of both coding and non-coding regions. The coding regions, also known as…

Q: 4. Shown here is a regulation of a gene a) Is this a prokaryotic or eukaryotic gene? Explain in…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: 3. During transcription: A. nucleotides are polymerized by DNA polymerase B. initiation occurs at a…

A: Transcription is the process of synthesis of RNA (mRNA, tRNA, rRNA) from the DNA which can further…

Q: 1. Since 1978, scientists used a specific biotechnology to produce a medicine used to treat…

A: Technology used: Recombinanant DNA.                 technology. The technology used to make DNA from…

Q: 2. Mutations in bacterial promoters may increase or decrease the level of gene transcription. The…

A: Introduction A mutation is a change in the DNA sequence of an organism's genome that can occur…

Q: 2. Distinguish among inducible, repressible, and constitutive gene operons.

A: An operon is a functional unit of genomic DNA that comprises a collection of genes that are all…

Q: Jacques Monod, one of the geneticists who won the Nobel Prize in medicine for deciphering the…

A: The synthesis of RNA from DNA is called transcription and synthesis of protein with the help of RNA…

Q: 4. Describe the difference in function between GENERAL and SPECIFIC transcription factors in the…

A: Transcription factors These factors are needed by the RNA polymerase enzyme that acts on the…

Q: 1. Draw a schematic of a stretch of DNA (horizontally) in the space below to represent a gene a. Put…

A: DNA deoxyribonucleic acid is a genetic material in many organisms this genetic material inherited to…

Q: 1. You wish to introduce a eukaryotic gene into a prokaryote. Describe two aspects of the gene that…

A: Please follow step 2 for detailed explanation.

Q: 7.    Methyl groups attached to the DNA can ____ a.    Cause mutation of the DNA sequence b.…

A: DNA methylation is a process in which a methyl(CH3) group is added to DNA. Methyl group is added at…

Q: 1. Describe the difference in the bands for the PCR and RT-PCR from the CD4+ T cells (ie. Make an…

A: PCR is a biochemical technique that is used for target-specific amplification of DNA. dsDNA is…

Q: 1. The following regulatory mechanisms occur before eukaryotic transcription EXCEPT a. the…

A: Ans - b. the phosphorylation of eukaryotic initiation factors. Promoters: This is a DNA sequence…

Q: 1. Lac and Trp Operon are two different processes of sugar and amino acid. Describe the differences…

A: Lac and Trp operon are found in E. coli and other bacteria.

Q: 4. Predict the level of genetic activity of the lac operon as well as the status of the lac…

A: In lac operon, structural genes responsible for lactose metabolism are all under the control of a…

Q: 4. In the graph shown below, the dashed line shows the level of MRNA for a certain protein, Prot6,…

A: Anterior-posterior axis is defined by a line that runs from the head or mouth of an organism to the…

Q: . Cite key differences between eukaryotes andprokaryotes that impact gene regulation

A: Gene regulation can be defined as a mechanism that functions to stimulate or repress gene…

Q: a. b. What constitutes the protein-coding region of a mature mRNA molecule?

A: INTRODUCTION  The process of copying a segment of DNA into mRNA known as transcription. In the DNA…

Q: 3. Shown here is the structure of a human gene. = exons = introns Transcription termination site…

A: According to our guideline we can answer only first 3 subparts of a question. So, upload the…

Q: 2) Briefly describe 6 different ways that eukaryotic cells typically regulate Gene Expression

A: Gene expression is the process by which a particular or a set of genes are expressed with the help…

Q: 2. For each of the following types of gene regulation, indicate whether it occurs in eukaryotes…

A: Gene regulation is the term used to describe any mechanism used by a cell to increase or decrease…

Q: 17. Which of the following can turn a repressible operon on? A. An increase in concentration of the…

A: An operon is a functioning unit of genomic DNA in prokaryotes that consists of a cluster of genes…

Q: . heterochromatic regions decondense for gene expression a. pre-transcriptional control b.…

A: Heterochromatin regions are condensed regions of the chromatin that are transcriptionally switched…

Q: 5. Scientists recently described a unique family of chemotactile receptors (CRs) that allows for…

A: Octopuses are highly intelligent and resourceful animals that possess a complex nervous system and…

Q: . Genes A, B, and C encode enzymes A, B, and C, which are part of this biosynthetic pathway:…

A: If the gene A,B,C are presemt in the eukaryotes and bacteria and since 1 is prokaryotic and another…

Q: Part of a gene is written below, and transcription begins at the boxed T/A base pair and proceeds…

A: Gene is present on a chromosome and contains hereditary information. These genes are later…

Q: 5)Describe how eukaryotic transcriptional gene regulation occurs:   -Making sure to include…

A: Binding of the growth factor causes the receptor to change shape, triggering a series of chemical…

Q: tight packing of previously less condensed chromatin   identify which describes the statement…

A: Post translational modifications in histone proteins can change the shape of chromatin, which can…

Q: . Compare and contrast transcription factors o   Activators o   Promoters o   Enhancers o…

A: Transcription factor has the prime principle role in cell differentiation by their ability to…

Q: Which of the following gene regulation mechanisms are found ONLY in prokaryotes?   a. coordinate…

A: DNA modifications can happen in both prokaryotes and eukaryotes, Transcriptional and Translational…

Q: Which of the following conditions will result to deactivation of a gene? a. histone methylation b.…

A: In this question we have to describe about regulation of genes . See full answer in step 2.

Q: 3.) How do cis-acting regulatory elements and trans-acting regulatory proteins act in coordination…

A: A trans-acting element is usually a DNA sequence that contains a gene. This gene encodes for a…

Q: 8.

A: Genes are the units of heredity that constitute the genetic/hereditary material of living organisms.…

Q: 26. Synthesis of a repressible enzyme is stopped by a the allosteric transition b. the substrate…

A: In the regulation of gene expression, various mechanisms come into play to control the activity of…

Q: 3. How do we know that expression of the information encoded in DNA involves an RNA intermediate?

A: DNA or  Deoxyribonucleic acid is the genetic material found in all living organisms. DNA is a double…

Q: . How do I explain a brief outline of the mechanisms in which DNA is used to generate protein by…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: If a mutation occurs in a coding region        a. it will cause a change or changes in the normal…

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: 1. Which types of RNA are transcribed by each RNA polymerase enzyme in eukaryotic cells?

A: Transcription is the synthesis of RNA from DNA that is the process of copying the information of a…

Q: The following questions are about cis-regulatory elements (CRES). a. Describe the role of regulatory…

A: A. Rule of regulatory elements in eukaryotic gene expression.1: Regulatory elements are parts of…

Q: What does it mean for genes to be "conserved"?

A: In this question, we have to explain mean to be genes to be      ''conserved  ''.

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.