What are three main organs of a plant? a) flowers, leaves, and roots b) stem, leaves, and roots c) stem, spores, and roots d) stem, leaves, and cones

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

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

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight