private String stringCharN(int start){
		//Declares variables for later in the function
		String dnaStrand = "";
		int totalCG = 0;
		
		//Again checking to make sure you are not going to over right the end of the array
		if(start< arraySize){	
			//Goes from the given starting position up the length of the comparator
			for(int i = start; (i<(start+parseLength));i++){
				dnaStrand = dnaStrand + dnaChar.get(i);
				//Checks to see if letter is a C or G. This info is used later to calculate 
				if(Character.toString(dnaChar.get(i)).compareToIgnoreCase("C")==0 || 
						Character.toString(dnaChar.get(i)).compareToIgnoreCase("G")==0)
						totalCG++;
			}
		}
		//Calculates percentages and returns the newly created string back to the calling function
		percentageCG = (double)totalCG/parseLength;
		return dnaStrand;
	}