19.
									
										The fluorescent dye such as Ethidium bromide is used for visualization of DNA, binds to DNA at 
									
								
															
														
																									
										A:
											Stacked between histone molecules 
									
																										
										B:
											Binds to nucleotide base 
									
																										
										C:
											Intercalated between the stacked bases 
									
																										
										D:
											Binds to the phosphodiestester backbone
									
																								 
							
																
									The answer is:
										C
									
								
														
							
								
								
							
							
							
								