Virusi

Virusi

• virusi ni agakoko gatera SIDA

• 

  Virusi itera Sida

  Kakaba kandurira mu kwivanga kwa amaraso yumuntu muzima hamwe nuwanduye
• Kakaba arigato ntikagaragara keretse kurebesha ibyuma byabugenewe nka; (mikorosikopi)Microscopy.