Janssen Vaccine Knowledge Assessment

The video discusses the FDA's emergency use authorization of the Janssen COVID-19 vaccine, highlighting its 66% effectiveness in preventing moderate to severe cases. Unlike mRNA vaccines, Janssen uses a viral vector to deliver DNA instructions for the spike protein. The vaccine's stability allows for easier storage and distribution, especially in remote areas. It was tested against new variants and may prevent asymptomatic infections, potentially reducing transmission. The video concludes with a sponsor message from Brilliant, encouraging viewers to enhance their STEM skills.

What percentage effectiveness did the Janssen vaccine show in preventing moderate to severe COVID-19 cases?

• 50%

• 66%

• 90%

• 100%

How does the Janssen vaccine deliver instructions to make the spike protein?

• Through mRNA

• Through a viral vector with DNA

• Through a live attenuated virus

• Through a protein subunit

What is a key advantage of the Janssen vaccine in terms of storage?

• It requires freezing at -70°C

• It can be stored at room temperature

• It needs to be stored in liquid nitrogen

• It can be kept in a fridge for up to three months

How many doses does the Janssen vaccine require?

• Two doses

• One dose

• Three doses

• Four doses

What is the benefit of having more vaccines available according to the video?

• More vaccines mean more options for people to choose from

• More vaccines mean longer wait times

• More vaccines mean more shots into more arms

• More vaccines mean higher costs

In which countries were the Janssen trials conducted to test its effectiveness against new variants?

• India and China

• South Africa and Brazil

• Australia and New Zealand

• United States and Canada

What potential benefit does the Janssen vaccine have regarding asymptomatic infections?

• It may prevent asymptomatic infections with 74% efficacy

• It prevents all types of infections

• It has no effect on asymptomatic infections

• It causes asymptomatic infections

What is the main goal of most vaccine clinical trials?

• To prevent mild disease

• To prevent severe disease

• To prevent all infections

• To prevent asymptomatic infections

What is the expected number of Janssen vaccine doses to be distributed by the end of March?

• 10 million doses

• 15 million doses

• 20 million doses

• 25 million doses

What is the main focus of the learning platform mentioned at the end of the video?

• History and culture

• Art and design

• STEM skills development

• Language learning