Influenza virus can exhibit constant mutation of viral glycoproteins called ________,or __________ ,a more serious phenomenon caused by the exchange of a viral gene with that of another influenza virus strain.

Question

Quizplus · Accepted Answer

Influenza virus can exhibit constant mutation of viral glycoproteins called antigenic drift, but a more serious phenomenon caused by the exchange of a viral gene with that of another influenza virus strain is known as antigenic shift. Therefore, the correct order is antigenic drift followed by antigenic shift. Choice B correctly represents this order.

Influenza Virus Can Exhibit Constant Mutation of Viral Glycoproteins Called