Answer:
The characteristics of allosteric enzymes are listed below.
Explanation:
1 They may have binding sites for regulatory molecules that are separate from the active site.
2 They tend to have sigmoidal curve of V0 vs [S].
3 They undergo conformational change as a result of modulator binding 
 
        
             
        
        
        
I would say your answer is <span><span>The Earth’s surface is responsible for a small fraction of heat radiation to space</span>
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Nitrifying bacteria gets nitrogen from the air and turns it into nitrogen that is available for plant use. This can be seen in the nitrogen cycle which may be useful to you
        
             
        
        
        
Answer:
positive feedback
Explanation:Because when you get motion that means its positive but if doesn't feel motion than that is negative.