Answer:
Glucose
Explanation:
The glucose is a molecule stored as glycogen in the muscle cells where functions as fuel to provide energy. This molecule is also used for neurons and blood cells to provide energy 
 
        
             
        
        
        
500 million for the first picture and for the text i guess it evolved physical reproductive body cells and parts that makes sexual reproduction change as itself as well as birth due to not only human nature but man made things as well, example: hospitals, medicine, chemicals, etc.
        
             
        
        
        
Explanation:
The out come that mendel's observed from dihybrid crosses confirmed that each trait could be described by a pair of factors that segregated to form progeny (his first law) and further suggested that factors for multiple traits segregated independently, thus forming the basis for mendel's second law of inheritance 
Hope this will help you analyse your answer 
 
        
             
        
        
        
Compositional layers are determined by their components, while mechanical layers are determined by their physical properties.
        
             
        
        
        
I agreed with him for 100%