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Eukaryotic Gene Regulation Solutions Library

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43 solutions

Eukaryotic Gene Regulation

Q. Which of the following is NOT true regarding the differences between gene transcription in eukaryotes and prokaryotes?A. Most eukaryotes use multip...

Solved • Oct 19, 2018

Eukaryotic Gene Regulation

Q. Which of the following scenarios will result in gene activation?A. Expression of a repressor increases.B. A ligand promotes binding of a repressor ...

Solved • Oct 9, 2018

Eukaryotic Gene Regulation

Q. Which of the following is NOT an end-product of a gene?A. proteinB. tRNAC. miRNAD. mRNA

Solved • Oct 9, 2018

Eukaryotic Gene Regulation

Q. Methylation of DNA involves the addition of a methyl group to nucleotide bases. Which of the following does not apply?A. Methylation of cytosine fo...

Solved • Oct 5, 2018

Eukaryotic Gene Regulation

Q. Which of the following is NOT true about gene expression in Eukaryotes?A. Gene expression can be regulated in the nucleus epigenetically.B. Gene ex...

Solved • Sep 28, 2018

Eukaryotic Gene Regulation

Q. Identify whether each of the following is a DNA sequence (D) or a protein (P).A. activatorB. enhancerC. TATA boxD. mediator

Solved • Sep 25, 2018

Eukaryotic Gene Regulation

Q. Which of the following statements regarding RNA splicing is false?A. Splicing is performed by the spliceosome.B. Alternative splicing enables one g...

Solved • Sep 23, 2018

Eukaryotic Gene Regulation

Q. Protein degradation is one strategy to control gene expression and is considered ______.A. transcription controlB. post-transcriptional controlC. t...

Solved • Sep 14, 2018

Eukaryotic Gene Regulation

Q. In both eukaryotes and prokaryotes, gene expression can be regulated at the level of _____.A. transcriptionB. translationC. mRNA splicingD. All of ...

Solved • Sep 12, 2018

Eukaryotic Gene Regulation

Q. The most important means of controlling gene expression in both prokaryotic and eukaryotic cells is at the level of _____.A. miRNAsB. chromatin mod...

Solved • Sep 12, 2018

Eukaryotic Gene Regulation

Q. A researcher found a method she could use to manipulate and quantify phosphorylation and methylation in embryonic cells in culture. In one set of e...

Solved • Sep 11, 2018

Eukaryotic Gene Regulation

Q. How can gene expression be regulated post-transcriptionally?A. Chromatin packing controls which genes are accessible to transcription factors and R...

Solved • Sep 9, 2018

Eukaryotic Gene Regulation

Q. Human cancer can be thought of as a genetic disease because most A. cancer causing genes are inherited.B. cancers arise from mutations that accumul...

Solved • Sep 9, 2018

Eukaryotic Gene Regulation

Q. True or False. Eukaryotes, but not prokaryotes, are able to control the expression of multiple genes at once.A. TrueB. False. Prokaryotes, but not ...

Solved • Sep 2, 2018

Eukaryotic Gene Regulation

Q. The effect of inhibiting the function of a histone deacetylase enzyme would likely lead to:A. a more compact and more transcriptionally active chro...

Solved • Sep 1, 2018

Eukaryotic Gene Regulation

Q. Cancer is considered a progressive multi-step disease, why is this?A. Tumor development arises from the accumulation of 4-6 different mutations in ...

Solved • Aug 27, 2018

Eukaryotic Gene Regulation

Q. Which of the following statements about viruses is true?A. Viruses contain multiple genes, and each of these genes is an oncogene.B. Viruses are th...

Solved • Aug 25, 2018

Eukaryotic Gene Regulation

Q. Monozygotic twins have identical DNA sequences, yet twins can differ in some physical orbehavioral traits.What evidence suggests that epigenetic ef...

Solved • Aug 25, 2018

Eukaryotic Gene Regulation

Q. Operons ae unique to bacteria, which are single-celled organisms. Why are they not practical foreukaryotic cells found in multicellular organisms l...

Solved • Aug 15, 2018

Eukaryotic Gene Regulation

Q. What is teh effect of a ras mutation that hyperactivates its GTPase activity?A. promote cancer developmentB. prevent cancer development

Solved • Jul 31, 2018

Eukaryotic Gene Regulation

Q. What will happen if a p53 mutation occurs that prevents p53 phosphorylation?A. promote cancer developmentB. prevent cancer development

Solved • Jul 31, 2018

Eukaryotic Gene Regulation

Q. All of the following is true about eukaryotic transcription except:A. RNA polymerase is a processive enzyme.B. The initial transcript must be proce...

Solved • Jul 30, 2018

Eukaryotic Gene Regulation

Q. What is miRNA, RNA interference and SiRNA in gene?

Solved • Jul 20, 2018

Eukaryotic Gene Regulation

Q. Why does DNA methylation occurs and on which nucleotide? 

Solved • Jul 19, 2018

Eukaryotic Gene Regulation

Q. What are the stages in which a gene could be regulated?

Solved • Jul 19, 2018

Eukaryotic Gene Regulation

Q.  What is meant by the term gene expression? What is meant by the term regulation?

Solved • Jul 19, 2018

Eukaryotic Gene Regulation

Q. What is the relationship between epigenetic regulation and gene expression?

Solved • Jul 17, 2018

Eukaryotic Gene Regulation

Q. What five types of RNA molecules participate in the process of gene expression? What are the functions of each type of RNA? Which types of RNA perf...

Solved • Jul 10, 2018

Eukaryotic Gene Regulation

Q. Which of the following single-stranded DNA sequences is most likely to form a stem-loop structure?a. GCCCACGCCAGTAGTGb. ATAAGATGGGAGCATGc. AGGAGCAC...

Solved • Jun 13, 2018

Eukaryotic Gene Regulation

Q. What would be the phenotype (growth characteristic) of a cell that lacks the trp genes (genes required for thesynthesis of tryptophan)?What would b...

Solved • Jun 8, 2018

Eukaryotic Gene Regulation

Q. In eukaryotes, general transcription factors: a. inhibit RNA polymerase binding to the promoter and begin transcribing. b. bind to other proteins o...

Solved • Jun 7, 2018

Eukaryotic Gene Regulation

Q. Why do histones bind tightly to DNA?a. Both histones and DNA are strongly hydrophobicb. Both histones and DNA are negatively chargedc. Histones are...

Solved • Jun 6, 2018

Eukaryotic Gene Regulation

Q. Processing of eukaryotic mRNA occurs in the cytoplasm prior to translation.a. Trueb. False

Solved • Oct 10, 2017

Eukaryotic Gene Regulation

Q. Splicing joins togethera. two introns.b. two exons.c. two polypeptides.d. a DNA and an RNA molecule.e. an RNA molecule and a polypeptide.

Solved • Oct 10, 2017

Eukaryotic Gene Regulation

Q. Which of the following statements about eukaryotic mRNA is TRUE?a. a cap is added to their 5' endb. a poly-A tail is added to their 3' endc. each u...

Solved • Oct 10, 2017

Eukaryotic Gene Regulation

Q. Which of the following is mechanism for DNA packaging?a. alternative RNA splicingb. transcription factorsc. microRNAd. histone acetylatione. bendin...

Solved • Aug 3, 2017

Eukaryotic Gene Regulation

Q. In eukaryotic cells gene expression may be controlled by not allowing mRNA to leave the nucleus. a. Trueb. False

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. An antisense RNA is complementary to a mRNA and could: a. Prevent transcription of the mRNAb. Increase translation of the mRNAc. Increase transcrip...

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. How can a single gene encode for more than one protein?  a. By mutating their genes b. By removing some exons during splicing of mRNA c. By tran...

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. In humans, typically only infants produce the enzyme lactase to break down lactose. Some adults have changes in _____ that allow transcription fact...

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. Proteins that initiate transcription in eukaryotes by recognizing sequences within the promoter region of a gene and attracting RNA polymerase are:...

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. A nucleosome consists of:  a. A stretch of DNA and histones b. A stretch of DNA c. An RNA molecule d. A ribosome and RNA e. Histones

Solved • Jul 31, 2017

Eukaryotic Gene Regulation

Q. A chemical modification that methylates DNA bases causes:a. Enhancement of transcriptionb. Gene amplificationc. Activation of RNA polymerased. Inac...

Solved • Jul 19, 2017