試題詳解

33. Which of the following description(s) is/are CORRECT?
(A) A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease.
(B) There are four types of COVID-19 vaccines in clinical trials: whole virus particles, protein subunits, viral vector and nucleic acids.
(C) COVID-19 is an infectious disease caused by the SARS-CoV-2 virus.
(D) Bacteria, viruses, fungi, parasitic worms, insects and snakes are all belonged to pathogens.
(E) Allergy is a kind of immune disease.