Answer:
Apply the principle of parsimony
Explanation:
A cladogram is used to show or illustrate hypothetical speciation and relationships between species. They are commonly used to classify animals.
The principle of parsimony argues that the simplest of competing explanations is most likely to be correct.   
In order to construct a cladogram that best reflects the evolutionary relationship of a group of species. Application of the principle of parsimony  will help in deciding which tree is most likely to have occurred based on the fewest character state changes.
 
        
             
        
        
        
Answer:
James Watson and Francis Crick were the first to discover the structure of DNA in the 1950s
 
        
             
        
        
        
Answer:
prokaryotic cells have no membrane bound organelles