What does Greenberg mean when he says it's not an unusual human characteristic to reduce the world down to very few elements?

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

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