DNA - Option C. 
Gene - Option A. 
Chromosomes - Option B. 
<h3><u>Explanation:</u></h3>
DNA is described here as the instructions that governs all the characters of an organism. Its actually a macro molecule which is a polymer of different thousands of nucleotides which is present in all cells and contain genetic information for running the characters of an organism.
Genes are described here as series of nitrogen bases governing a particular character or trait. Gene is actually a functional part of DNA which codes for a protein that governs a particular character of an organism. 
Enzymes are proteins in nature. They are produced as a result of transcription and translation from DNA, and hastens different chemical processes of a metabolic activity. 
The chromosomes are the condensed form of DNA. They are seen in the cells prior to cell division, either mitosis or meiosis. They are half obtained from father and the other half from mother, leading to variations among the offsprings. 
 
        
             
        
        
        
The Chloroplast is responsible for carrying out the process of photosynthesis and producing sugars for the plant cells.
        
             
        
        
        
The biological term is a pedigree.
        
                    
             
        
        
        
You should have typed the question on Google instead of here
        
             
        
        
        
Answer:
a-it makes it easier to see and work with the data
Explanation:
mark brainliest
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