Mercury has a density of 13.5 g/cm^3. what would an object's density have to be for it to sink in mercury?

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

Aristotle classified animals according to their a. habitat and mating behavior c. mating behavior and relatedness b. habitat and physical differences d. physical differences and mating behavior

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?