Modified Mastering Genetics with Pearson eText -- Standalone Access Card -- for Essentials of Genetics (9th Edition)
9th Edition
ISBN: 9780134203065
Author: William S. Klug, Michael R. Cummings, Charlotte A. Spencer, Michael A. Palladino
Publisher: PEARSON
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Chapter CHST2, Problem 5DQ
Extracellular RNAs are abundant in human bodily fluids, but there is currently very little evidence for their potential functions in the body. Speculate on the roles that exRNAs might play in human biology.
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Chapter CHST2 Solutions
Modified Mastering Genetics with Pearson eText -- Standalone Access Card -- for Essentials of Genetics (9th Edition)
Ch. CHST2 - What are some of the different roles that RNA...Ch. CHST2 -
2. What arguments support the RNA World...Ch. CHST2 - Prob. 3RQCh. CHST2 - How is bacterial DNA methylation and expression of...Ch. CHST2 - What are the three types of small noncoding RNAs...Ch. CHST2 - The mechanism for RNA-induced transcriptional...Ch. CHST2 - Although exRNAs are found in many fluids within...Ch. CHST2 - How and why are eukaryotic mRNAs transported and...Ch. CHST2 - The RNA World Hypothesis suggests that the...Ch. CHST2 - Bacterial sRNAs can bind to mRNAs through...
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- Are the remaining 98% of human DNA are non-coding RNAs (ncRNAs: sncRNA and lncRNA) which are extensively transcribed and participate in the regulation of protein-coding genes by forming complex regulatory networks?arrow_forwardList several ways in which eukaryotic messenger RNA differs from prokaryotic mRNA.arrow_forwardMicroRNAs are small RNA molecules that bind to the 3′ end of mRNA and suppress translation . Some eukaryotic mRNAs have internal ribosome-binding sites downstream of the 5′ cap, where ribosomes normally bind. In one investigation, miRNAs did not suppress translation by ribosomes that had attached to internal ribosomebinding sites ). What does this finding suggest about how miRNAs suppress translation?arrow_forward
- Which of the following is/are typically removed from pre-mRNA during nuclear processing in eukaryotes? (a) upstream leader sequences (b) poly-A tail (c) introns (d) exons (e) all the precedingarrow_forwardPortions of eukaryotic mRNA sequence that are removed during RNA processing are . a. exons b. caps c. poly-A tails d. intronsarrow_forwardDraw a pre-mRNA with at least 4 exons and 3 introns and draw two possible mature mRNAs that can result from alternative splicing of this RNA.arrow_forward
- What will be the overall anti-codon sequence in tRNA for this mRNA? 5’-GUAGCCUUAUCUAGCGAUCACCGUCCGUAUUACUAGUGGCCAGACUCUUUUCACCAUGUAUAGUUG-3’arrow_forwardTo become functional, newly synthesized RNA must undergo a series of maturation steps such as excising unwanted intervening sequences and some modifications. Briefly describe this process.arrow_forwardList and draw out four distinctive features of most eukaryotic mRNAs.arrow_forward
- A _____________ is a purine-rich sequence in close proximity to AUG on a prokaryotic mRNA that binds to a complementary sequence on the 30S ribosome subunits, thereby promoting the formation of the correct preinitiation complex.arrow_forwardDefine the following terms: a. noncoding RNA b. miRNA c. siRNA d. snoRNA e. lncRNAarrow_forwardDefine the term RNAi.arrow_forward
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