Answer:
hope you like it
Explanation:
A molecular clock determines evolutionary relatedness by examining how many mutations or random changes in DNA, there are between two organisms. When we map the relatedness of different organisms, we are creating a phylogenetic tree. At some point, all organisms that are alive today shared a common ancestor.
 
        
                    
             
        
        
        
Answer:
See Explanation
Explanation:
Yes, this is true because some bacteria in our environment tends to either fend off of or kill other types of bacteria. In this case, this bacteria is helpful because it turns gaseous nitrogen into a form that can be absorbed and used by plants in our environment.
 
        
             
        
        
        
Answer:
If we are assuming the grilled cheese has gluten, then there care be a reaction. then causing weight loss, upset stomach. etc.
 
        
             
        
        
        
Answer:
ok
Explanation:
What is the question. Let see if I can try