What process cycles matter from one organism to another in the biosphere

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment

What processes take place before the mature mrna exits the nucleus?

Which could be a pathway of food through an ecosystem