Plants often modify their body to adapt to their environments. In especially dry areas, some plants lose their leaves and flatten their stems to reduce water loss. If stems and leaves look similar, how do you tell them apart; i. e. what is a diagnostic feature of stems?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.