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Cytoplasmic uses actin and myosin for the movement of the cytosol  which causes the organelles to move inside the cell.
        
             
        
        
        
If the parents have black hair then all the kids would have black hair (a)
if one parent has blonde hair and the other has black hair then 2 kids would be blonde and 2 would have black hair (d)
if the parents have blonde hair then the kids would have blonde hair (c)
        
             
        
        
        
Provided that there's no diagram, most molecules have particular areas on the molecules, called the "active area" that act as a lock to a particular substrate's molecular structure, providing the key. 
An enzyme's active area is only able to be "unlocked" by a certain substrate's "key". 
        
                    
             
        
        
        
Answer:
In a chemical reaction, the atoms and molecules that interact with each other are called reactants. In a chemical reaction, the atoms and molecules produced by the reaction are called products.