6.H₂CHOOOT"NWhich of the following dinucleotides can be methylated by DNA methyltransferase?NH₂NH₂NNNHNHCNNHNNH"NtopolNH₂DofoHOG01-07HO"NH₂NH₂NNH, QP-CNH₂JoyHOHOНОBCD7.Explain the effect of the acetylation status of histones on chromatin structureand gene expression. Your answer should include the terms "heterochromatin","euchromatin", "transcriptionally active" and "transcriptionally inactive"DofoHO

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Answered: 6. H₂C HO Which of the following…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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32. The molecule above is called HO 08-0 OH OH and it can be found in A) 3'-deoxyribose-5'-phosphate; RNA B) 2'-deoxyribose-5'-phosphate; RNA 3'-deoxyribose-5'-phosphate; DNA D) 2'-deoxyribose-5'-phosphate; DNA 33. The chromosomes we typically con in im OH
22..2 if one strand of the DNA molecule has the sequence 5’ TACGA 3, The other strand would have the sequence: 3’ UACGCA5’ 3’AUGCGU 5’ 3’ ATGCGT 5’ 3 TACGCA 5’ 3’ ATGCGT 5’
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1. For this oligonucleotide, Classify if RNA or DNA? Justify your choice. determine the sequence of this segment, labeling the 5′ and 3′ ends.
10. Analyse the following DNA sequences and identify and explain the anomalies you observe. Ifthere is no anomaly specify that as well. a.) 5’ A A T C T A G C T A A T T C G C A A A T T A A T C G 3’3’ T T A G A T C G U T T A A G C G T T U A A T T A G C 5’
29. Answer and explain
9. H. State if/how Aureliano's mutation changes the amino acid sequence and describe the effect that change has, if any, on the protein.
47 If base #6 is changed from A to T, what type of mutation is this?? ANTISENSE STRAND 5' ATTTGACGG 3' Second letter UUU), Phe UCU UAU1. UGU UUC UCC UAC Tyr UGC Cys Ser UUA UCA UAA Stop UGA Stop UAG Stop UGG Trp Leu UUG UCG CU CCU CUC Leu CUA CC CCA CG CAU) His CAC. Pro CAA Gin CAG CGU CGC Arg CUG CGA CGG AAU AUU AUC le AUA AUG Met ACG ACU ACC AGU AAC Asn AGC Ser Thr ACA AAA) AGA AAG Lys AGG Arg GCU GCC GCA Ala GUU GAU GGU GUC Val GACJASP GGC G GAAT GGA Gly GUA Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an ansWer. a silent frameshift nonsense missense Third letter First letter
13
8. Which of the following diagrams best illustrates a DNA molecule? R R CH2 O H,N-C-C-N-C-C -N-C-C CH2 O H CH, O H H3C CH3 H H. H нн CH3 Peptide Bonds- HO, GC HC3» NH )=P-O– CH2 O. H Nitrogenous base Phosphate (thymine) group ОН Sugar
12. You are working with a picce of DNA of the sequence: 5'-TATTGAGCTCCCCGGAT-3 3'-ATAACTCGAGGGGCCTA-5 You cut the above piece of DNA with a restriction enzyme that recognizes the sequence 5'GAGCTC and cuts on the 3' side of the A within this sequence. Please, draw all products that you get after digestion. Label all 5' and 3' ends.
3. 1. 2. Given the structure below, identify (name) and explain what modifications you observe considering that this base is normally found in DNA. Identify what type of DNA repair pathway you expect would recognize and correct this DNA damage. Use the numbered positions to describe the modifications to the molecule. но 2 Но. H.

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6. H₂C HO Which of the following dinucleotides can be methylated by DNA methyltransferase? NH₂ NH₂ 9 N NH NH N 'N' "NH₂ NH₂ HO HO 'N NH₂ NH₂ ozo HO B HO opozo HO HO НО D N "NH₂