Answer:
Explanation:
TL;DR (Too Long; Didn't Read) The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.
 
        
             
        
        
        
The answer your looking for is B different patterns of gene expression
        
             
        
        
        
Answer:The tendency to maintain a stable, relatively constant 
Explanation:
The tendency to maintain a stable, relatively constant internal environment is called homeostasis. The body maintains homeostasis for many factors in addition to temperature. For instance, the concentration of various ions in your blood must be kept steady, along with pH and the concentration of glucose.
 
        
             
        
        
        
When lactose is not present, what happens to E. coli is that the genes that produce the enzymes needed to break down lactose are not expressed. The correct answer is B.
        
                    
             
        
        
        
<span>in middle-aged populations, taking 1-2 drinks a day may benefit the heart</span>