Answer:
D. the dynamic regulation of an organism's internal environment to maintain conditions suitable for survival. 
Explanation:
 
        
             
        
        
        
C and a i’m pretty sure sure!
        
                    
             
        
        
        
The greater the attractive forces between substrate and enzyme, that 
enzyme is said to have a higher affinity for the substrate.
<h3>What is an Enzyme?</h3>
This is a substance which acts as a catalyst in regulating the biochemical 
processes of the body.
Enzymes are substrate-specific which means they act only on some types 
of compounds. For example the enzyme protease acts only on protein. 
When the attractive forces between substrate and enzyme is great then
the enzyme is said to have a higher affinity for the substrate. 
Read more about Enzymes here brainly.com/question/1697703
 
        
             
        
        
        
Answer:
The moving water carries away rock and soil from some areas and deposits them in other areas, creating new landforms or changing the course of a stream or river.
Explanation: