The diagram above suggests that A. geologic time periods occur in repeating cycles.
B. the Earth has not changed over geologic time.
c. geologic eras occur in repeating cycles.
D. the Earth has changed over geologic time.

D) The Earth has changed over geologic time. Hope it helps!

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

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