Someone told me bananas are berries is this true? why?

Question: Someone told me bananas are berries is this true? why?
- Keywords:
  food
Asked by game45day to Souvik, Sabine, Armin on 22 Nov 2019.
- Souvik Kundu answered on 22 Nov 2019:
  
  Very interesting question. Bananas are berries. Berry is “a fleshy fruit produced from a single ovary”.
  
  https://stanfordmag.org/contents/bananas-are-berries

Question: Someone told me bananas are berries is this true? why?