Intellectual Olympiad in Microbiology - 2026 ongoing
1000 ₸
Subject: Microbiology Level: V (I is easiest, XII is hardest)
Category: student
Question language: English
Questions: 15
Example question: Why do Gram-positive cells typically remain purple after the decolorization step of Gram staining? Their thick peptidoglycan layer retains the crystal violet–iodine complex, Their outer membrane prevents iodine from entering the cell, Their capsule absorbs safranin more strongly than crystal violet, Their cytoplasmic membrane contains mycolic acids