Bis101_Quiros_Fall1997_Finall

Bis101_Quiros_Fall1997_Finall - BIS101-02 Fall 97 NAME:...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
BIS101-02 Fall 97 NAME: ID# Last First MIDTERM 3 SHOW ALL WORK TO GET FULL CREDIT . Authorization for Public Distribution of Graded Examination and grade posting by 6 last digits of SS# I,____________________________ , ID#__________________________ authorize that after this exam is graded, it can be distributed in class or placed in a holding bin, labeled BIS 101-02, on the third floor of Briggs Hall. Also I authorize posting of my grade in the same location by the 6 last digits of my SS#
Background image of page 1

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

View Full DocumentRight Arrow Icon
MIDTERM 3 QUESTION VALUE SCORE 1 10 2 10 3 10 4 10 5 15 6 15 7 10 8 10 9 5 10 5 TOTAL 100
Background image of page 2
1) (10)In the replication fork depicted below, indicated the following: a) Show with an arrow the direction of the replication fork movement as DNA synthesis proceeds. b) Label the polarity of the lower template. c) Along which template (upper or lower) does continuous synthesis occur? lower d) Along which template strand do Okazaki fragments form? upper e) In which strand is the enzyme primase used most frequently? Why? Upper, because discontinuous replication requires multiple primers 5’ replic fork direct . 3’ 5’ 3’ 2. (10 pts) What is a nucleosome? Briefly describe the structure of the nucleosome. Describe also how nucleosomes are organized in a solenoid. structure. Basic structural unit of eukaryotic chromosomes consisting of an octamer formed by four different histones wrapped by 2 turns of DNA. Solenoid is formed by a string of 6 nucleosomes organized around a histone different to those found in the nucleosome octamer (H1)
Background image of page 3

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

View Full DocumentRight Arrow Icon
3. (10) Analysis of a nucleic acid molecule indicates that the base thymine is present. No other information is available about the structure or composition of the molecule. a. What kind of sugar would you expect to find in the nucleotides of this
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/16/2008 for the course BIO SCI bis 101 taught by Professor Quiros during the Fall '97 term at UC Davis.

Page1 / 8

Bis101_Quiros_Fall1997_Finall - BIS101-02 Fall 97 NAME:...

This preview shows document pages 1 - 5. Sign up to view the full document.

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