Is a rattle snake unicellular or multicellular

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

Describe two recent or ongoing space missions.

What is the compliment dna strand to the following sequence: ttgactaggcta