He will use any form of length measurement to measure the length, width, and height of the pool, use the formula V=lwh to find the volume.
        
             
        
        
        
The answer is; DNA
The central dogma is DNA- RNA- Protein 
Gene therapy involves the replacement of bad genes in the DNA of a human subject with a better gene. A recessive/mutated allele is removed and  a healthy one is inserted. This way, the proper proteins can be produced solving the disease trait. Ultimately, it will not require drugs to treat the disease. 
 
        
             
        
        
        
The correct option is D.
During the process of photosynthesis, carbon dioxide and water react together in the presence of sunlight energy to form glucose and oxygen. Glucose and oxygen are the product of photosynthesis. The chemical formula for glucose is C6H12O6 and that of oxygen is O2.