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:
field studies
Explanation:
The documentation and collection of descriptive details of events in nature such as amounts, sizes, colors, smell , behavior, texture e.t.c are all categorized as field studies. 
It involves the gathering of raw data outside a laboratory. 
- Often times, based on the needs of an experiment, it is desirable to corroborate laboratory studies with field evidences. 
- The approach in gathering such data varies from discipline to discipline. 
- Most field sampling are usually done in an uncontrolled environment. 
 
        
             
        
        
        
False you can only live for 70 days without eating protein.
 
        
                    
             
        
        
        
Answer:
<h3><em>Both DNA, which stores genetic information and encodes protein sequences, and RNA, which is involved in the direct production of proteins, are nucleic acids.</em></h3>
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Explanation: