Topoisomerase is the enzyme that can be added to correct the untwisting that is led to strain ahead of the replication fork.
Answer:
gravity and friction is similar cause one of the main things they have in common is when you have friction that's gravity pulling you or they thing down.
Explanation:
to be honest I just thought of this of the top of my head so I hope it helped in some ways.
By takeing a big nice juscy buns and banging it sooo hard
B and C ANSWER...
B) they are only present on the endoplasmic leaflet of the cell
C) they are only present on the cytosolic leaflet of the cell