The first one, cause their trying to make it a positive way to reinforce. Which just means their trying to fix something again
Answer:
DNA
Explanation:
<h2>What is DNA?</h2>
DNA is a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
Through isotopic analysis, forensic scientists can identify mutilated or deteriorated body, they can also identify his geographic location and life history. <span />
addresses change depending on the cells you copy to them
Explanation:
