Delta Variant Set To Become Dominant in U.S.

The delta strain, first identified in India, is now responsible for 90% of cases in the UK. Dr. Scott Gottlieb predicts it will become the dominant strain in the US. The delta variant is 60% more contagious than other strains, but vaccines remain effective against it.

Where was the delta strain first identified?

• Australia

• United States

• India

• United Kingdom

What percentage of cases in the UK is attributed to the delta strain?

• 90%

• 70%

• 50%

• 100%

Who is Dr. Scott Gottlieb?

• A vaccine developer

• A former FDA commissioner

• A current FDA commissioner

• A virologist in the UK

How much more contagious is the delta strain compared to other variants?

• 60%

• 50%

• 40%

• 30%

Are vaccines effective against the delta strain?

• No, they are not effective

• Effectiveness is unknown

• Yes, they are effective

• Only partially effective