Which of the following statements are true of catalysts? Select all correct answers. A. They are used up in the reaction.
B. They increase the rate of reactions.
C. They are considered reactants in chemical reactions.
D. They lower activation energy.

Does the sun release radiant energy?

What are the proteins in connectivity tissues of your foot examples of?

You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation