10 Questions
What is the primary reason why scientists map the genetic material of viruses?
To look for differences between them to see if they have changed
What is the characteristic of the Delta variant that sets it apart from earlier strains of the virus?
It spreads more easily than earlier strains of the virus
What is the term used to describe the process of a virus making copies of itself, which can lead to changes in its structure?
Replication
What is the name of the coronavirus that causes COVID-19?
SARS-CoV-2
What is the difference between a mutation and a variant?
A mutation is a change in the virus, while a variant is the virus with one or more mutations
What is the primary mode of transmission of COVID-19?
Through the respiratory route after an infected person coughs, sneezes, sings, talks, or breathes
What is the estimated percentage of people who develop mild to moderate symptoms after exposure to the virus?
81%
What is the proposed method for differentiating Omicron from Delta using PCR tests?
S-gene dropout or target failure
What is the estimated time period during which symptoms of COVID-19 begin to appear after exposure to the virus?
One to fourteen days
What percentage of people infected with the virus remain asymptomatic and do not develop noticeable symptoms?
At least 30%
Test your knowledge about COVID-19, a contagious disease caused by SARS-CoV2, its origin, spread, and evolution. Learn about the Omicron variant and its impact on the ongoing pandemic. Evaluate your understanding of coronavirus and its effects on humans and animals.
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