It is found in the cytoplasm as a simple circle.
Mutations can affect the coding of "base pairs" in the chromosome of an individual by various means like:
1) by Deletion
2) by Duplication
3) by Translocation
4) by Inversion
After all that changes, codes deviates from normal information & can affect individual in negative way. In that manner, Mutations affect individual traits.
Hope this helps!
I would pick H but it might be J but I am pretty sure it is H so go with that ok if you need any thing else I will help you ok
