Answer:
First,the sun transferes heat to the plants,helping them grow.Animals such as deer who would eat grass,eat plants. 
Explanation:
 
        
                    
             
        
        
        
Answer:
Photosynthesis
Explanation:
Chloroplasts are involved in both types of photosynthesis
 
        
             
        
        
        
Its sending a visual stimulus to a potential mate
        
                    
             
        
        
        
Answer:
Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. Veins contain valves that ensure blood flows in only one direction. Arteries don’t require valves because pressure from the heart is so strong that blood is only able to flow in one direction.
Explanation: 
 
        
                    
             
        
        
        
This contributes because their lifestyle revolves around food, and if they live near different areas, they will have to search for different types of food.