40.
									
										Cold blooded animals such as fish maintain the constant level of their membrane fluidity by which of the following process; 
									
								
															
														
																									
										A:
											Through lipid synthesis and degradation 
									
																										
										B:
											Through increasing synthesis of proteins 
									
																										
										C:
											 Through developing coating of glycoproteins 
									
																										
										D:
											Through diving deep under sea
									
																								 
							
																
									The answer is:
										A
									
								
														
							
								
								
							
							
							
								