9. For the DNA segment with nucleotide sequence 5' TATCGC 3’, how many hydrogenbonds in total hold the base pairs between this segment and its complementary strand?А. 5В.6С. 15D. 18E. Cannot be determined10. What is the relation between the Fischer projection of two molecules below?HH--OHНо-но-H-НоH-H--OH-Но-CH2OHCH2OHA. C2 epimersВ. СЗ ерimersC. EnantiomersD. AnomersE. Superimposable moleculesSection B: True / False (10 marks)A group is deprotonated when its pKa value is lower than the pH ofthe solution.1.T or F2.a and B configurations are used to describe enantiomers.T or F3.Hydrogen bond can be formed between two peptide bonds.T or F4.A single strand of RNA has 20% U so it also has 20% A.T or F5.Arginine's pI lies between 2.34 and 9.6.T or F6.O-6 fatty acids have fewer double bonds than @-9 fatty acids have.T or F7.The net charge of glycine changes at different pH.T or F8.The hydroxyl group in threonine is deprotonated at high pH.T or F9.Deoxyguanosine contains a monophosphate.T or F10. Ketohexose gives positive result in Benedict's test.T or F3 Section C: Short Questions1. Consider the peptide with amino acid sequence NICE.а.Write the full name and the three-letter abbreviations of the amino acids in the(8 marks)Calculate the net charge of the peptide at pH 7.0. Show you work in a table. Step(3 marks)Calculate the pI of the peptide. Show you work in a table. Step marks are counted.(6 marks)peptide.b.marks are counted.с.2. Write the full name of amino acids, from N-terminus to C-terminus, after hydrolysis ofthe following polypeptide. How many peptide bonds are present?(5 marks)H,N-CH-C-CH-CH-CN-CH-C-0-H,C-CHH CH,CH2H ČH,-C-NH,ČHH3. Complete the following table. (9 marks; 0.5 mark @ for a-d, 1 mark @ for e)а.СНОb.CH,OHСНОс.HO-HHO-H-C=0H--OHH--O-H-O-HO-HHO-*HНонCH,OHHO-HHO-*HCH,OHCH-OHa. Number ofchiral carbonb. D or Lconfigurationc. Aldose orketose?d. If the -OH ofcarbon with *forms a bondwith the carbonof the carbonylgroup, the cyclicform will be afuranose orpyranose?4

9. Total number of hydrogen bonding is 15. As there are two hydrogen bonding between A , T and there…

9. For the DNA segment with nucleotide sequence 5' TATCGC 3', how many hydrogen bonds in total hold the base pairs between this segment and its complementary strand? А. 5 В. 6 С. 15 D. 18 E. Cannot be determined

9. For the DNA segment with nucleotide sequence 5' TATCGC 3', how many hydrogen bonds in total hold the base pairs between this segment and its complementary strand? А. 5 В. 6 С. 15 D. 18 E. Cannot be determined

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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