• 2022-06-06
    The first successful vaccine was against ____
    A: Cowpox
    B: Smallpox
    C: Fowl cholera
    D: Anthrax
    E: Rabies
  • B

    内容

    • 0

      The successful attempt to save a badly bitten boy in 1885 was based on the theory that______. A: infective agent of rabies could be used for vaccination B: a series of injections of new virus could make people resistant to rabies C: the infective agent of rabies could be recovered from the infected body D: the longer incubation period would enable human body to build up enough resistance

    • 1

      The vaccine for measles is best characterized by() A: Bacteriocin B: Killed virus vaccine C: Inactivated virus vaccine D: Live virus vaccine E: Recombinant virus vaccine

    • 2

      He said that trials would be ________ in African countries to test a tuberculosis vaccine against the new coronavirus.

    • 3

      汉译英:“细菌;霍乱;纤维素”,正确的翻译为:( )。A.bacterium;cellulose;choleraB.cholera;bacterium;celluloseC.bacterium;cholera;celluloseD.cellulose;cholera;bacterium A: cholera;bacterium;cellulose B: bacterium;cholera;cellulose C: cellulose;cholera;bacterium D: 汉译英:“细菌;霍乱;纤维素”,正确的翻译为:( E: )。 F: A.bacterium;cellulose;cholera

    • 4

      Which of the following is the first infectious disease exterminated<br/>by human through vaccination? ( ) A: Smallpox B: poliomyelitis C: HCV D: SARS-CoV