A nucleotide is an organic molecule that is the building block of DNA and RNA. ... A nucleotide is made up of three parts: a phosphate group, a 5-carbon sugar, and a nitrogenous base. The four nitrogenous bases in DNA are adenine, cytosine, guanine, and thymine. RNA contains uracil, instead of thymine.
Hopefully this helped! :D
-LavenderVye
 
        
                    
             
        
        
        
Answer:
8.4
Explanation: To find the answer you just need to multiply 1.6 and 5.2 which gives you 8.32 but 8.4 is the closest one so go with that.
 
        
             
        
        
        
The last option; gene therapy
        
                    
             
        
        
        
Answer:
Genetic engineering has been used to mass-produce insulin (for diabetics). It has also been used to create human growth hormones, infertility drugs, human albumin, monoclonal antibodies, antihemophilic factors, vaccines, and many other drugs.
Have a nice day! (Please give me brainliest and thank you!)