International Biology Olympiad
High school biology student competition worldwide
Disease & Contagion Pathogen The new human coronavirus, severe acute respiratory syndrome coronavirus (SARS-CoV-2), belongs to the species of Severe Acute Respiratory Syndrome related Coronavirus, genus beta-coronavirus, subgenus Sarbecoviruses, lineage B (Zhou 2019) . Coronaviruses cause respiratory infections, sometimes with an enteral component, in humans and animals. This group also includes SARS-CoV, which caused outbreaks …
COVID-19 Pathogen: Coronavirus SARS-CoV-2Contamination route: Human-to-human transmission via direct drip infection (coughing and sneezing) and aerosols during aerosol-forming operationsIncubation time: 2-14 days (average 5-6 days)Infectious period: Not yet fully known. At least during the symptomatic phase, after which the virus can be detected in the throat / faeces for longer by PCRMeasures: Reporting obligation group A; source and contact research; insulation and further measures on indicationSymptoms : Mild respiratory …
Age-specific mortality during the 1918 influenza pandemic: unravelling the mystery of high young adult mortality.
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