The 24th Amendment prevents Congress from putting a poll tax or any other tax to prevents citizens from voting. It was passed to encourage more voting (mainly blacks),
        
                    
             
        
        
        
"d. Work that requires a college degree" would be work that becomes more common in a postindustrial society, since there are less jobs in factories. 
        
                    
             
        
        
        
The correct answer is any substance or environmental factor other than a steroid
  
The independent variable is the factor or behavior that is manipulated by the experimenter in order to observe the effect of that manipulation on another factor or behavior that is the dependent variable. To you It is also called the experimental or active variable.
 
        
             
        
        
        
Show them the affects of what would happen if they didn’t take responsibility, eg struggles of obesity etc, hope this helps :)
        
             
        
        
        
If a researcher wanted to find someone's rate of respiration they'll have to measure the lung capacity. The answer to the first question is letter B. The structure branches further into alveoli through the bronchiole. The answer to the second question is C.