1. Define the relationship between twist, writhe and linking number. Are the twist and writhe topological properties or geometric properties? Why is this significant? What is the twist and writhe of relaxed (but not broken) circular DNA?

1. Define the relationship between twist, writhe and linking number. Are the twist and writhe topological properties or geometric properties? Why is this significant? What is the twist and writhe of relaxed (but not broken) circular DNA?

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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41. Define the relationship between twist, writhe and linking number. Are the twist and writhe topological properties or geometric properties? Why is this significant? What is the twist and writhe of relaxed (but not broken) circular DNA?

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