226-exam2 - N ame _ Mic 226 Fall 1995 Exam II Read the...

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

View Full Document Right Arrow Icon
Name _______________________________ Mic 226 Fall 1995 Exam II Read the questions carefully. Answers which are correct in content but not relevant to the question cannot be scored correct. Understanding the questions is part of the exam. Please do not ask questions about the questions unless they are ambiguous, in which case the class will be interrupted and the same explanation made to everyone. I. (12 pts) A. AZT, azido dideoxy thymidine, a structural analog of thymidine, can be phosphorylated and incorporated into a growing DNA strand, thereby inhibiting further DNA polymerization. Draw the structural formula for AZT. Give a written explanation of why AZT incorporation inhibits further DNA synthesis. It is not necessary to draw the structure of a growing polynucleotide chain. ________________________________________________________________________________________ B. Why is AZT selectively toxic against HIV ? _____________________________________________
Background image of page 1

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

View Full DocumentRight Arrow Icon
Name___________________________ 2. (12 pts) The following words or expressions refer to chromosome replication. Define or tell how this material is used in replication.
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 02/08/2011 for the course MIC 226 taught by Professor Pillow during the Spring '11 term at University of Texas at Austin.

Page1 / 4

226-exam2 - N ame _ Mic 226 Fall 1995 Exam II Read the...

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