External stimulus. The rain is something out of your control while you're waiting. Rain is not something you are doing nor is it a response to you waiting for the bus.
        
                    
             
        
        
        
Photosynthesis is an example of how people and plants are dependent on each other.
        
                    
             
        
        
        
Answer:
False
Explanation:
condensation points is the complete opposite of boiling points. Condensation point is when its is so cold that water goes from a gas to a liquid and boiling points is when water goes from liquid to gas because it is so hot. Hope this help! -3-
 
        
             
        
        
        
Answer: All living things are comprised of cells are in the case of unicellular organisms a cell. And what determines if something is living is whether are not it can reproduce without the assistance of a host organism. Some organelles all cells contain whether prokaryotic are eukaryotic are cell membranes Genetic material (DNA and forms of RNA) a cytoplasm and ribosomes. Obviously there are many more organelles but these are some shared by all cells whether prokaryotic, eukaryotic or plant a type of eukaryote.