This document presents Coal Township's Comprehensive Plan. It was prepared in. accordance with the Pennsylvania Municipalities Planning Code (Act 170 of 1988). By adoption. of this Comprehensive Plan by Coal Township's Board of Commissioners, it becomes the official.
1 A mutagen is a substance or agent that causes an increase in the rate of change in genes (subsections of the DNA of the body's cells).
A: Three examples of mutagens include the chemicals bromouracil, aminopurine and nitrous acid. All three of these chemicals may alter the structure of DNA and cause genetic changes in individuals. Mutagens are natural or human-made agents that have the ability to alter the structure or the sequence of human DNA. They cause mutations to occur within the cells of humans and can be very detrimental to a person's health. Bromouracil and aminopurine are both mutagens that appear chemically similar to DNA base pairs.