The first step is: the DNA double helix begins unwinding. An enzyme (helicase) breaks bonds between base pairs, causing for the DNA to unzip in humans.
We are happy to have you as part of our community. Keep asking, answering, and sharing your insights. Together, we can create a valuable knowledge resource. Thank you for trusting IDNLearn.com with your questions. Visit us again for clear, concise, and accurate answers.