probset07 - Problem Set 7 Fall 2010 8 points total 1 a What...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
+ bt rd + c uragd + + Problem Set 7, Fall, 2010 Name: 8 points total 1. a. What is the purpose of DNA packaging? b. What components make up a nucleosome? c. Explain the difference between heterochromatin and euchromatin. 2. The following sequence of DNA was recovered from fossil remains in Nevada. Consider each of the following cases separately. Use the chart below to determine which of the amino acids corresponds to each codon. 1  2  3   4  5  6  7  8  9    10 11 12   13 14 15   16 17 18   19 20 21   22 23 24    25 26 27 T C A  G T A  A A C  G A C  T A T  T G C  C A C  T C C  A T T  Ser    Val    Asn    Asp    Tyr    Cys    His    Ser    Ile First Position Second Position Third Position U U C A G Phe Ser Tyr Cys U Phe Ser Tyr Cys C Leu Ser Stop Stop A Leu Ser Stop Trp G C Leu Pro His Arg U Leu Pro His Arg C Leu Pro Gln Arg A Leu Pro Gln Arg G A Ile Thr Asn Ser U Ile Thr Asn Ser C Ile Thr Lys Arg A Met Thr Lys Arg G G Val Ala Asp Gly U Val Ala Asp Gly C Val Ala Glu Gly A Val Ala Glu Gly G A. What type of mutations results from a deletion of nucleotide 9? What is the sequence of the resulting protein? B. What would happen if a transversion occurred at position 18? What is the term for this sort of mutation? What is the sequence of the resulting protein? C. Explain the results of a transition at position 12. What type of mutation is produced? What is the sequence of the resulting protein? 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Picture 2 Picture 23 Problem Set 7, Fall, 2010 Name: 8 points total D. 5-Bromouracil is introduced at position 5. Diagram how the original GTA codon would change as a results.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/01/2011 for the course L 311 taught by Professor Forrester during the Fall '10 term at Indiana State University .

Page1 / 6

probset07 - Problem Set 7 Fall 2010 8 points total 1 a What...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online