Introduction to General, Organic and Biochemistry
12th Edition
ISBN: 9780357391594
Author: Frederick A. Bettelheim; William H. Brown; Mary K. Campbell
Publisher: Cengage Learning US
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Chapter 24, Problem 51P
Interpretation Introduction
Interpretation:The working of miRNAs needs to be determined.
Concept introduction:The micro RNA (miRNA) is a type of small RNA. These are comprised of 20-22
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Chapter 24 Solutions
Introduction to General, Organic and Biochemistry
Ch. 24.2 - Problem 25-1 Draw the structure of UMP.Ch. 24.3 - Prob. 24.2QCCh. 24.3 - Prob. 24.3QCCh. 24.4 - Prob. 24.4QCCh. 24.5 - Prob. 24.5QCCh. 24.6 - Prob. 24.6QCCh. 24.7 - Prob. 24.7QCCh. 24.8 - Prob. 24.8QCCh. 24 - Prob. 1PCh. 24 - 25-2 What structures Of the cell, visible in a...
Ch. 24 - 25-3 Name one hereditary disease.Ch. 24 - 25-4 What is the basis unit of heredity?Ch. 24 - 25-5 (a) Where in a cell is the DNA located? (b)...Ch. 24 - 25-6 What are the components of (a) a nucleotide...Ch. 24 - 25-7 What are the differences between DNA and RNA?Ch. 24 - 25-8 Draw the structures of ADP and GDP. Are these...Ch. 24 - Prob. 9PCh. 24 - 25-10 Which DNA and RNA bases contain a carbonyl...Ch. 24 - Prob. 11PCh. 24 - Prob. 12PCh. 24 - Prob. 13PCh. 24 - Prob. 14PCh. 24 - Prob. 15PCh. 24 - Prob. 16PCh. 24 - Prob. 17PCh. 24 - 25-18 What type of bond connects the base to the...Ch. 24 - Prob. 19PCh. 24 - 25-20 What constitutes the backbone of DNA?Ch. 24 - Prob. 21PCh. 24 - 25-22 In DNA, which carbon atoms of...Ch. 24 - 25-23 The sequence Of a short DNA segment is...Ch. 24 - Prob. 24PCh. 24 - Prob. 25PCh. 24 - Prob. 26PCh. 24 - Prob. 27PCh. 24 - Prob. 28PCh. 24 - 25-29 What constitutes the superstructure of...Ch. 24 - 25-30 What is the primary structure of DNA?Ch. 24 - 25-31 What is the secondary structure of DNA?Ch. 24 - 25-32 What is the major groove of a DNA helix?Ch. 24 - 25-33 What are the higher-order structures of DNA...Ch. 24 - 25-34 Which type Of RNA has enzyme activity? Where...Ch. 24 - 25-35 Which has the longest chains: tRNA, mRNA, or...Ch. 24 - 25-36 Which type of RNA contains modified...Ch. 24 - 25-37 Which type Of RNA has a sequence exactly...Ch. 24 - 25-38 Where is rRNA located in the cell?Ch. 24 - Prob. 39PCh. 24 - Prob. 40PCh. 24 - Prob. 41PCh. 24 - Prob. 42PCh. 24 - Prob. 43PCh. 24 - 25-50 Define: (a) Intron (b) ExonCh. 24 - 25-51 Does mRNA also have introns and exons?...Ch. 24 - Prob. 46PCh. 24 - Prob. 47PCh. 24 - 25-54 Do all genes code for a protein? If not,...Ch. 24 - Prob. 49PCh. 24 - Prob. 50PCh. 24 - Prob. 51PCh. 24 - Prob. 52PCh. 24 - Prob. 53PCh. 24 - Prob. 54PCh. 24 - Prob. 55PCh. 24 - Prob. 56PCh. 24 - 25-55 A DNA molecule normally replicates itself...Ch. 24 - 25-56 Which functional groups on the bases form...Ch. 24 - Prob. 59PCh. 24 - 25-58 Draw the structures of cytosine and guanine...Ch. 24 - 25-59 How many different bases are present in a...Ch. 24 - Prob. 62PCh. 24 - 25-61 Why is replication called semiconservative?Ch. 24 - 25-62 How does the removal of some positive...Ch. 24 - 25-63 Write the chemical reaction for the...Ch. 24 - Prob. 66PCh. 24 - 25-65 What are helicases? What is their function?Ch. 24 - 25-66 Can dATP Serve as a source for a primer?Ch. 24 - Prob. 69PCh. 24 - Prob. 70PCh. 24 - 25-69 In which direction is the DNA molecule...Ch. 24 - Prob. 72PCh. 24 - Prob. 73PCh. 24 - Prob. 74PCh. 24 - 25-73 From the perspective of the chain being...Ch. 24 - Prob. 76PCh. 24 - Prob. 77PCh. 24 - Prob. 78PCh. 24 - Prob. 79PCh. 24 - Prob. 80PCh. 24 - Prob. 81PCh. 24 - Prob. 82PCh. 24 - Prob. 83PCh. 24 - Prob. 84PCh. 24 - Prob. 85PCh. 24 - Prob. 86PCh. 24 - Prob. 87PCh. 24 - Prob. 88PCh. 24 - Prob. 89PCh. 24 - Prob. 90PCh. 24 - Prob. 91PCh. 24 - Prob. 92PCh. 24 - Prob. 93PCh. 24 - (Chemical Connections 24E) What gene associated...Ch. 24 - Prob. 95PCh. 24 - -104 Why is it important that a DNA molecule be...Ch. 24 - Prob. 97PCh. 24 - Prob. 98PCh. 24 - Prob. 99PCh. 24 - Prob. 100PCh. 24 - -109 In sheep DNA, the mol% of adenine (A) was...Ch. 24 - Prob. 102PCh. 24 - Prob. 103PCh. 24 - Prob. 104PCh. 24 - Prob. 105PCh. 24 - -114 How could life have evolved if DNA leads to...Ch. 24 - Prob. 107PCh. 24 - Prob. 108PCh. 24 - Prob. 109P
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- I need help with the followingarrow_forwardFor Raman spectroscopy/imaging, which statement is not true regarding its disadvantages? a) Limited spatial resolution. b) Short integration time. c) A one-dimensional technique. d) Weak signal, only 1 in 108 incident photons is Raman scattered. e) Fluorescence interference.arrow_forwardUsing a cell of known pathlength b = 1.25115 x 10-3 cm, a water absorption spectrum was measured. The band at 1645 cm-1, assigned to the O-H bending, showed an absorbance, A, of 1.40. a) Assuming that water density is 1.00 g/mL, calculate the water molar concentration c (hint: M= mole/L) b) Calculate the molar absorptivity, a, of the 1645 cm-1 band c) The transmitted light, I, can be written as I= Ioexp(-xb), where x is the absorption coefficient (sometimes designated as alpha), Io is the input light, and b is the cell pathlength. Prove that x= (ln10)*x*c. (Please provide a full derivation of the equation for x from the equation for I). d) Calculate x for the 1645 cm-1 bandarrow_forward
- For CARS, which statement is not true regarding its advantages? a) Contrast signal based on vibrational characteristics, no need for fluorescent tagging. b) Stronger signals than spontaneous Raman. c) Suffers from fluorescence interference, because CARS signal is at high frequency. d) Faster, more efficient imaging for real-time analysis. e) Higher resolution than spontaneous Raman microscopy.arrow_forwardDraw the major product of the Claisen condensation reaction between two molecules of this ester. Ignore inorganic byproducts. Incorrect, 5 attempts remaining 1. NaOCH3/CH3OH 2. Acidic workup Select to Draw O Incorrect, 5 attempts remaining The total number of carbons in the parent chain is incorrect. Review the reaction conditions including starting materials and/or intermediate structures and recount the number of carbon atoms in the parent chain of your structure. OKarrow_forwardUsing a cell of known pathlength b = 1.25115 x 10-3 cm, a water absorption spectrum was measured. The band at 1645 cm-1, assigned to the O-H bending, showed an absorbance, A, of 1.40. a) Assuming that water density is 1.00 g/mL, calculate the water molar concentration c (hint: M= mole/L) b) Calculate the molar absorptivity, a, of the 1645 cm-1 band c) The transmitted light, I, can be written as I= Ioexp(-xb), where x is the absorption coefficient (sometimes designated as alpha), Io is the input light, and b is the cell pathlength. Prove that x= (ln10)*x*c d) Calculate x for the 1645 cm-1 bandarrow_forward
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