All of the following are needed to help maintain the sustainable of an ecosystem EXCEPT- A. a constant source of energy
B. organisms that can make chemical potential energy
C. an interaction of organisms and their environment
D. an equal number of producers and decomposers

i believe the answer is c

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