Q1. The hydrolysis of sucrose to glucose and fructose is exergonic. Though, if sucrose is dissolved in water and the solution is kept overnight at room temperature, there is no detectable conversion to glucose and fructose. Why?

Q2. A mammal uses only 1 to 2 percent of its energy in ventilation while a fish must spend about 15 percent of its energy to move water over its gills. Describe this huge difference in their efforts to collect oxygen.