Viral Entry Mechanisms Quiz
Explore mechanisms viruses use to invade cells. Can you answer questions on receptors, fusion proteins, and entry pathways?
#1
Which of the following is NOT a mechanism used by viruses for entry into host cells?
Endocytosis
Fusion with host cell membrane
Exocytosis
Direct injection of genetic material
#2
Which cellular receptor is commonly used by HIV for entry into host cells?
CD4
ACE2
EGFR
Insulin receptor
#3
Which viral protein facilitates the fusion of viral and host cell membranes during viral entry?
Neuraminidase
Hemagglutinin
Glycoprotein 120
Protease
#4
Which virus utilizes clathrin-mediated endocytosis for its entry into host cells?
Influenza virus
Hepatitis B virus
Rabies virus
Human papillomavirus
#5
Which of the following viruses primarily enters host cells via membrane fusion at neutral pH?
Influenza virus
HIV
Measles virus
Dengue virus
#6
Which cellular protein acts as a primary receptor for the Ebola virus?
#7
Which of the following is a mechanism used by bacteriophages for entry into bacterial cells?
Fusion with host cell membrane
Endocytosis
Injection of genetic material
Exocytosis
#8
Which of the following is a characteristic feature of viroporins?
They facilitate viral replication
They regulate viral entry
They form ion channels in host membranes
They are involved in viral assembly
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