The R group is what allows amino acids to form macromolecules with different properties. every amino acid has the same basic structure, the only difference is what the R group is made up of. The similarities allow the amino acids to form a chain while the differences allows them to have different functions. Hope this helped!
        
             
        
        
        
Answer:
1.Make an observation.
2.Ask a question.
3.Form a hypothesis, or testable explanation.
4.Make a prediction based on the hypothesis.
5.Test the prediction.
6.Iterate: use the results to make new hypotheses or predictions.
Explanation:
 
        
                    
             
        
        
        
Can you provide more specific details? I’m not even sure what this question is about.
 
        
             
        
        
        
They all breathe oxygen
Their body is full of water
Hope this helped :D
        
             
        
        
        
Answer:
the answer to it is 1,199,295