Biochemistry
9th Edition
ISBN: 9781305961135
Author: Mary K. Campbell, Shawn O. Farrell, Owen M. McDougal
Publisher: Cengage Learning
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Chapter 9, Problem 11RE
REFLECT AND APPLY Why is RNA more vulnerable to alkaline hydrolysis than DNA?
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Chapter 9 Solutions
Biochemistry
Ch. 9 - REFLECT AND APPLY Consider the following in light...Ch. 9 - Prob. 2RECh. 9 - RECALL What is the structural difference between...Ch. 9 - RECALL Give the name of the base, the...Ch. 9 - RECALL What is the difference between ATP and...Ch. 9 - RECALL Give the sequence on the opposite strand...Ch. 9 - RECALL Are the sequences shown in Question 6 those...Ch. 9 - REFLECT AND APPLY (a) Is it biologically...Ch. 9 - REFLECT AND APPLY A friend tells you that only...Ch. 9 - REFLECT AND APPLY In the early days of molecular...
Ch. 9 - REFLECT AND APPLY Why is RNA more vulnerable to...Ch. 9 - Prob. 12RECh. 9 - RECALL Draw a GC base pair. Draw an AT base pair.Ch. 9 - RECALL Which of the following statements is (are)...Ch. 9 - Prob. 15RECh. 9 - BIOCHEMICAL CONNECTIONS Describe the landmark case...Ch. 9 - Prob. 17RECh. 9 - Prob. 18RECh. 9 - RECALL Which of the following statements is (are)...Ch. 9 - RECALL Define supercoiling, positive supercoil,...Ch. 9 - RECALL What is propeller twist?Ch. 9 - RECALL What is an AG/CT step?Ch. 9 - RECALL Why does propeller-twist occur?Ch. 9 - Prob. 24RECh. 9 - RECALL If circular B-DNA is positively...Ch. 9 - RECALL Briefly describe the structure of...Ch. 9 - Prob. 27RECh. 9 - REFLECT AND APPLY List three mechanisms that relax...Ch. 9 - REFLECT AND APPLY Explain how DNA gyrase works.Ch. 9 - Prob. 30RECh. 9 - REFLECT AND APPLY Would you expect to find...Ch. 9 - REFLECT AND APPLY One of the original structures...Ch. 9 - REFLECT AND APPLY What is the complete base...Ch. 9 - REFLECT AND APPLY Why was it necessary to specify...Ch. 9 - Prob. 35RECh. 9 - Prob. 36RECh. 9 - Prob. 37RECh. 9 - BIOCHEMICAL CONNECTIONS A recent commercial for a...Ch. 9 - REFLECT AND APPLY A technology called PCR is used...Ch. 9 - REFLECT AND APPLY Why does DNA with a high AT...Ch. 9 - RECALL What are the three primary RNA types?Ch. 9 - RECALL What determines the base sequence of all...Ch. 9 - RECALL What is the name of the process that...Ch. 9 - RECALL What is the basic purpose of tRNA?Ch. 9 - RECALL The base sequence of which type of RNA is...Ch. 9 - RECALL What is the name of the process by which...Ch. 9 - Prob. 47RECh. 9 - Prob. 48RECh. 9 - Prob. 49RECh. 9 - RECALL Why do we say that micro RNAs are involved...Ch. 9 - Prob. 51RECh. 9 - Prob. 52RECh. 9 - Prob. 53RECh. 9 - Prob. 54RECh. 9 - Prob. 55RECh. 9 - Prob. 56RECh. 9 - REFLECT AND APPLY Would you expect tRNA or mRNA to...Ch. 9 - REFLECT AND APPLY The structures of tRNAs contain...Ch. 9 - REFLECT AND APPLY Would you expect mRNA or rRNA to...Ch. 9 - REFLECT AND APPLY Which would be more harmful to a...Ch. 9 - REFLECT AND APPLY Explain briefly what happens to...Ch. 9 - REFLECT AND APPLY Explain why a 50S ribosomal...Ch. 9 - Prob. 63RECh. 9 - Prob. 64RECh. 9 - Prob. 65RECh. 9 - Prob. 66RECh. 9 - RECALL What is the difference between miRNA and...Ch. 9 - Prob. 68RECh. 9 - Prob. 69RE
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- REFLECT AND APPLY E. coli incorporates deoxyribonucleotides into DNA at a rate of 250 to 1000 bases per second. Using the higher value, translate this into typing speed in words per minute. (Assume five characters per word, using the typing analogy from Question 36.)arrow_forwardREFLECT AND APPLY Why is a trimming process important in converting precursors of tRNA and rRNA to the active forms?arrow_forwardREFLECT AND APPLY Suppose that you are a prosecuting attorney. How has the introduction of the polymerase chain reaction changed your job?arrow_forward
- REFLECT AND APPLY Explain why a 50S ribosomal subunit and a 30S ribosomal subunit combine to form a 70S subunit, instead of an 80S subunit.arrow_forwardREFLECT AND APPLY The fidelity of protein synthesis is assured twice during protein synthesis. How and when?arrow_forwardREFLECT AND APPLY Comment on the energetics of protein folding in light of the information in this chapter.arrow_forward
- REFLECT AND APPLY Why are proteins more effective catalysts than RNA molecules?arrow_forwardREFLECT AND APPLY List three mechanisms that relax the twisting stress in helical DNA molecules.arrow_forwardREFLECT AND APPLY Would you expect mRNA or rRNA to be degraded more quickly in the cell? Why?arrow_forward
- REFLECT AND APPLY Each of the following pairs of primers has a problem with it. Tell why the primers would not work well. (a) Forward primer 5'GCCTCCGGAGACCCATTGG3' Reverse primer 5'TTCTAAGAAACTGTTAAGG3' (b) Forward primer 5'GGGGCCCCTCACTCGGGGCCCC3' Reverse primer 5'TCGGCGGCCGTGGCCGAGGCAG3' (c) Forward primer 5'TCGAATTGCCAATGAAGGTCCG3' Reverse primer 5'CGGACCTTCATTGGCAATTCGA3'arrow_forwardREFLECT AND APPLY Suggest an explanation for the observation that when proteins are chemically modified so that specific side chains have a different chemical nature, these proteins cannot be denatured reversibly.arrow_forwardREFLECT AND APPLY What is the energy cost per amino acid in prokaryotic protein synthesis? Relate this to low entropy.arrow_forward
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