BIOLOGY
5th Edition
ISBN: 9781265202859
Author: BROOKER
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Chapter 13, Problem 2TY
Summary Introduction
Introduction: ncRNAs have the ability to bind with many different types of molecules such as DNA, other mRNAs, proteins or other small molecules and thus carry out many different functions. ncRNAs can affect different processes such as
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Define the following terms:a. tmRNAb. SECIS elementc. initiationd. elongatione. termination
When an ncRNA functions as a decoy, ita. contains binding sites for many different proteins, therebypromoting the formation of a large complex.b. recognizes other ncRNAs and sequesters them, therebypreventing them from working.c. can alter its conformation, allowing it to switch betweenactive and inactivate conformations.d. may physically prevent or block a cellular process fromhappening.
Which of the following is an intron and intergenic coded long transcripts, processed into stem and loop structures that may bind specifically or otherwise?
a. spliceosome RNA
b. LncRNA
c. miRNA
d. piRNA
e. siRNA
Chapter 13 Solutions
BIOLOGY
Ch. 13.1 - Prob. 1CCCh. 13.2 - Prob. 1CCCh. 13.3 - Prob. 1EQCh. 13.3 - Prob. 2EQCh. 13.3 - Prob. 3EQCh. 13.3 - Effects of Non-coding RNAs on Translation and mRNA...Ch. 13.4 - Non-coding RNAs and Protein Sorting Core Skill:...Ch. 13.5 - Core Skill: Modeling The goal of this modeling...Ch. 13 - Prob. 1TYCh. 13 - Prob. 2TY
Ch. 13 - Prob. 3TYCh. 13 - Prob. 4TYCh. 13 - Prob. 5TYCh. 13 - Prob. 6TYCh. 13 - With regard to miRNAs and siRNAs, which of the...Ch. 13 - Cas1 and Cas2 proteins play a role during which of...Ch. 13 - Which of the following components bind to...Ch. 13 - Abnormalities in the expression of ncRNAs are...Ch. 13 - An ncRNA may have one or more of the following...Ch. 13 - What is RNA interference (RNAi)? Explain how the...Ch. 13 - Prob. 3CQCh. 13 - Prob. 1COQCh. 13 - Go to the PubMed website and search for non-coding...
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- Define the following terms: a. noncoding RNA b. miRNA c. siRNA d. snoRNA e. lncRNAarrow_forwardDefine the following terms:a. signal peptideb. preinitiation complexc. initiation complexd. PABPe. cap-binding complexarrow_forwardThe structure of a prodrug used for treating people with HIV virus (human immunodeficiency virus) and AIDS is shown below. This molecule is a precursor of a protease inhibitor that competitively inhibits HIV protease due to its resemblance to the proteolytic site of the enzyme. Which process in the viral life cycle does this inhibitor target directly ? Group of answer choices a. viral protein processing for making new viruses b. viral mRNA synthesis c. viral DNA integration into the host cell DNA d. viral DNA synthesisarrow_forward
- An ncRNA may have the following functions: scaffold, guide, alterer of protein function or stability, ribozyme, blocker, and/or decoy. Which of these functions are mediated by each type of ncRNA listed next? Note: A singlencRNA may have more than one function. A. tRNAB. rRNAC. SRP RNAD. piRNAarrow_forwardRNA interference is mediated by: a. miRNA b. tRNA c. sgRNA d. mRNAarrow_forwardDescribe the following a. Core enzyme RNA polymerase b. Sigma factor c. Promoter consensus sequence d. Rho Dependent Factor e. Intrinsic Factor f. Abortive Initiationarrow_forward
- An ncRNA may have the following functions: scaffold, guide,alterer of protein function or stability, ribozyme, blocker, and/ordecoy. Which of those functions is/are mediated by each of thencRNAs listed next? (Note: A single ncRNA may have more thanone function.) A. HOTAIRB. RNA of RNasePC. microRNAD. crRNAarrow_forwardThe main target for Cas9 to cleave is: O a. Spacer DNA sequence O b. TracrRNA sequence C. CRRNA loop d. CRRNA sequence PAM sequence e. CLEAR MY CHOICE Which one of the following applies to the DutUng E. Coli cells a. N-glycosylase is intact. b. dATPase is not produced. С. The dUTPase is disrupted. O d. They express both dUTPase and N-glycosylase. О е. dTTPase is inactive. CLEAR MY CHOICEarrow_forwardWhich of the following makes alternative RNA splicing possible? Group of answer choices A. Parts of a gene can function as exons or introns B. DNA methylation C. Parts of a gene can be either transcribed or not D. Histone Acetylation E. Parts of a gene can bind to RNA polymerase or notarrow_forward
- (a) Match the following list of RNAS (left side) with their function(s) (right side). w. MRNA X. rRNA y. snoRNA Z. snRNA aa, †RNA bb. scaRNA i. block translation of elected mRNAs ii. modification and processing of rRNA iii. modification of snoRNA and snRNA iv. components of ribosome v. spilicing of RNA transcripts vi. directs degradation of selected mRNAs vii. codes for proteins viii. adaptor for protein synthesis cc. miRNA dd. SİRNAarrow_forwardA sequence in the upstream leader of an mRNA that helps in identification of the start site of the open reading frame in bacteria. Group of answer choices a.Kozak Sequence b.Shine Delgarno Sequence c.Sigma Factor d.TATA Boxarrow_forwardA double-stranded RNA has been generated by release/splicing out of an intron within the nucleus...outline the pathway taken to generate microRNA and its action on the shutdown of protein biosynthesisarrow_forward
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