Henry: Some scientists explain the dance of honeybees as the means by which honeybees communicate the location of ...

Robert on July 14, 2015

Question Repeat

This is the exact same question and answer as question number 20

1 Reply

Melody on July 21, 2015

If you close and re-open your app, this shouldn't be the case. Question 20 starts with: "There is strong evidence that the cause of migraines..."

Hope that helps!