An insertion mutation occurs when an extra nucleotide is added to the DNA strand during replication. This can happen when the replicating strand "slips," or wrinkles, which allows the extra nucleotide to be incorporated (Figure 2). Strand slippage can also lead to deletion mutations. I’m not sure if this right but I tried
Starch (a polymer in glucose)
A non polar compound hope this helps
It will be Control. Part of the experiment used to show that the results of an experiment is really due to the conditions being tested.