Flowering plants evolved about 300 million years ago. t or f

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

Environmental science are unconsidered with methods to preserve natural resourcesa. trueb. false

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f