Principles of Biology
2nd Edition
ISBN: 9781259875120
Author: Robert Brooker, Eric P. Widmaier Dr., Linda Graham Dr. Ph.D., Peter Stiling Dr. Ph.D.
Publisher: McGraw-Hill Education
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Chapter 11.3, Problem 1TYK
Summary Introduction
Introduction:
HOTAIR is transcript antisense RNA. HOTAIR is an example of an RNA that is expressed on one chromosome but influences the transcription of another chromosome. HOTAIR expression level acts as a biomarker for breast cancer, gastric cancer, and cervical cancer.
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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.
What is required for ncRNAs to form stem-loop structures?
Regions of complementary base sequence
Interaction with other RNA molecules
An enzyme to catalyze thr formation of covalent bonds
Forming a complex with several proteins
Because it isn't that studied yet microRNAs have been referred to as ____ in the biology field.
What are two possible functions of microRNA?
Chapter 11 Solutions
Principles of Biology
Ch. 11.1 - Which of these binding interactions might be...Ch. 11.1 - Prob. 1TYKCh. 11.1 - When an ncRNA functions as a decoy, it contains...Ch. 11.2 - Prob. 1BCCh. 11.2 - Prob. 1CCCh. 11.2 - Prob. 1TYKCh. 11.3 - Prob. 1CCCh. 11.3 - Prob. 1TYKCh. 11.4 - Explain why RISC binds to a specific mRNA. What...Ch. 11.4 - The process of RNA interference may lead to the...
Ch. 11.4 - To catalyze the methylation of an rRNA, a snoRNA...Ch. 11.5 - Prob. 1BCCh. 11.5 - Prob. 1TYKCh. 11.6 - Prob. 1CCCh. 11.6 - Which of the following components are needed for...Ch. 11.6 - Prob. 2TYKCh. 11.7 - Prob. 1TYKCh. 11 - Which of the following types of molecules could...Ch. 11 - Prob. 2TYCh. 11 - Prob. 3TYCh. 11 - Prob. 4TYCh. 11 - Prob. 5TYCh. 11 - Prob. 6TYCh. 11 - Prob. 7TYCh. 11 - Prob. 8TYCh. 11 - Prob. 9TYCh. 11 - Prob. 10TYCh. 11 - An ncRNA may have the following funtions:...Ch. 11 - Prob. 2CCQCh. 11 - Prob. 3CCQCh. 11 - Review the concept of an RNA world described in...Ch. 11 - Prob. 2CBQ
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- draw an arrow pointing to where you would place an sgRNA(s) in order to make a full gene deletion, draw an arrow pointing to where you would place an sgRNA(s) in order to delete exon 2 draw an arrow pointing to where you would place an sgRNA(s) in order to make a single nucleotide change in exon 2arrow_forwardDefine the following terms:a. tmRNAb. SECIS elementc. initiationd. elongatione. terminationarrow_forwardWhich 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. siRNAarrow_forward
- List and briefly describe four types of molecules that can bind to an ncRNA.arrow_forwardwhat to do when you have a stop codon while designing SGRNA for Crispr? I have design SGRNA but it sit within the CDS region of my target site and that region have a stop codon (TGA)arrow_forwardIntroduction of dsrna into cell: mrna immediately degraded dsrna translocated to the nucleus dsrna is recognized by risc dsrna is recognized by dicerarrow_forward
- Which of the following types of transposable elements rely onan RNA intermediate for transposition?a. Insertion elementsb. Simple transposonsc. Retrotransposonsd. All of the abovearrow_forwardBacterial RNA that can act both as an mRNA and a tRNA Group of answer choices a.Micro RNA b.Guide RNA c.tmRNA d.mtRNAarrow_forwardCas9 is a protein that cuts nucleic acids a delivery vector a small DNA binding protein clusters of short palindromic DNAarrow_forward
- Which of the following will most likely contain a cofactor? Select one: a. an enzyme b. microRNA c. iron d. mRNA e. ribosomearrow_forwardPromoters are DNA sequences a. near a transcription start site b. bound to a repressor protein c. that inhibit transcription of a gene d. that stimulate ncRNA activityarrow_forwardWhich of the following is NOT a component of the 30S initiation complex? A. EF-Tu and EF-Ts B. f-met-tRNA C. initiation factors D. mRNAarrow_forward
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