All of the following and CONS of genetically modified foods except one 1.Herbicide resistance may lead to overuse of herbicides
2.May be safer than other crops
3.GM crops have not been tested or regulated for safety
4.Insect-resistant GM plants may threaten beneficial insects.​

2

Explanation:

answer: glucoamylase presented optimum activity at temperature of 55â°c, and, in the glycosidic bonds from the non-reducing ends of starch, resulting in the production of glucose. source and type of fermentation can affect the enzyme's properties

credit to kalahira