Sharing or posting any content from this assignment

This graded assignment is subject to the Virginia Tech Honor Code. Sharing or posting any content from
this assignment, or using such shared or posted assignment content to answer assignment questions, is a
violation of the Virginia Tech Honor Code.
1

BIOL 1105 Classwork Fall 2016
B. Watson and Crick based their model on data obtained from other scientists. Describe
one piece of information obtained by Rosalind Franklin and Maurice Wilkins that
informed Watson and Crick’s model. Why were these data important to the model?
(1pt)
This graded assignment is subject to the Virginia Tech Honor Code. Sharing or posting any content from
this assignment, or using such shared or posted assignment content to answer assignment questions, is a
violation of the Virginia Tech Honor Code.
2

BIOL 1105 Classwork Fall 2016
Part 2: The structure of DNA
A. Label the following parts of a DNA nucleotide. For the bases, write out both the type of
base (i.e., whether it is a purine or pyrimidine ) and the full names of both the bases of
that type. (4pts)
1.
2.
3.
4.
Answers:
1. base; pyrimidine; thymine and cytosine
2. 5- carbon sugar deoxyribose
3. base; purine; adenine and guanine
4. Phosphate group
This graded assignment is subject to the Virginia Tech Honor Code. Sharing or posting any content from
this assignment, or using such shared or posted assignment content to answer assignment questions, is a
violation of the Virginia Tech Honor Code.