• 2022-06-08
    _________ period: the time between sb. being infected with a disease and the appearance of the first symptoms.
    A: Incubation
    B: Inkubation
    C: Incubaition
    D: Incubasion
  • A

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    • 0

      The typical length of time between the first day of one period and the first day of the next is __________ days in young women, and __________ days in adults (an average of 28 days).

    • 1

      Sub-health is a grey period between healthy conditions and disease or unhealthy conditions.

    • 2

      Primary infection is that the first time that the host plants are exposed to and infected by a pathogen?

    • 3

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    • 4

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