The answer would be - It untwists the double helix and separates the two DNA strands. A helicase is an enzyme used to separate strands of a DNA double helix by breaking hydrogen bonds between annealed nucleotide bases.
I believe it's A, but I could be wrong. I apologize if I am so. I will do further research and get back to you
The Republic of Korea. (Check my source of the World Cancer Research Fund first.)
Answer:
1. Differences in air <u>pressure</u> cause movement in the air, which creates <u>wind</u>
3. As the air <u>cools</u> it becomes more dense and <u>falls</u> to the earth's surface
Explanation:
hope this helps :)