16.
									
										Homologous genes : 
									
								
															
														
																									
										A:
											Would be expected to have very similar sequences in related organisms. 
									
																										
										B:
											Would be expected to be more similar in distantly related organisms rather than in closely related organisms
									
																										
										C:
											 May have become similar to each other by random mutation.
									
																										
										D:
											 Have same functions
									
																								 
							
																
									The answer is:
										A
									
								
														
							
								
								
							
							
							
								