Answer:
The node
Explanation:
Each branch point on the cladogram represents where species split off into new ones. The node represents the last point at which 2 new species shared a common ancestor. 
 
        
             
        
        
        
Because some of them are immune and only works for one thing in the system
 
        
             
        
        
        
Factors that influence the reaction rates of chemical reactions include theconcentration<span> of reactants, </span>temperature<span>, the physical state of reactants and their dispersion, the solvent, and the presence of a catalyst</span>
        
                    
             
        
        
        
<span>a. an element is a substance that cannot be broken down</span>
        
             
        
        
        
D. The Coriolis effect describes the Earth spinning and throwing the wind off course. There are 3 types of wind, Easterlies, Westerlies, and Trade Winds.
I hope I've been of some assistance!