<span>It is separated from the external ear by the
eardrum.</span>
        
             
        
        
        
Answer:
Pituitary gland is known as the master gland
 
        
                    
             
        
        
        
Cladograms are concerned with the way organisms are related to common ancestors through shared characteristics. Phylogenetic trees compare organisms over evolutionary time and the amount of change that has occurred over time to figure out the relationships.
 
        
             
        
        
        
Answer:
C. Donkey 
Explanation:
Because it was a quote from Donkey in the first or second movie of Shrek. 
 
        
             
        
        
        
Answer:
D
Explanation:
Control group in an experiment does not receive any treatments. It is used as a benchmark to ensure that there is statistical difference in data between the variables of the control and those with treatments. It also ensures that there are no other overlooked factors that have an influence on the experiment that needed to be considered. Having a control group reduces the chances of erroneous conclusions.