'Permanent immunity' presentation slideshows

Viruses

Viruses . What is a Virus?. Very small Non-living particle Made up of nucleic acid and proteins Can only reproduce by infecting living cells Do not carry out respiration, grow or develop. Structure. Viruses have an inner core which contains either RNA or DNA

425 views • 32 slides

West Nile Virus

553 views • 22 slides

SIR Epidemics and Modeling

SIR Epidemics and Modeling. By: Hebroon Obaid and Maggie Schramm. SIR Diseases. Individuals leaving the infective class play no further role in the disease They may be immune, dead, or removed by isolation and therefore are at no further risk of contracting the disease.

182 views • 7 slides