You are asked to give a classroom demonstration of DNA supercoiling.To do so,you take two different colored pieces of rubber tubing,twist them very tightly and excessively around each other and join the ends of the tubing appropriately.Next,you remove the supercoiling by breaking one strand and unwinding it.In this demonstration,the breaking and winding simulates the action of

Question

Quizplus · Accepted Answer

Topoisomerases are enzymes that regulate the supercoiling of DNA by breaking and rejoining the strands, allowing for unwinding or overwinding of the double helix. Therefore, breaking one strand and unwinding the rubber tubing simulates the action of topoisomerases in regulating DNA supercoiling.

You Are Asked to Give a Classroom Demonstration of DNA