Bananas have a curved shape because they reach for the sunlight when they grow. This unique process is known as ‘negative geotropism’. – WTF Fun Facts
Source: http://www.dole.eu/dole-earth/farmtour/bananito/hotspot/banana-curved.html

Bananas have a curved shape because they reach for the sunlight when they grow. This unique process is known as ‘negative geotropism’. – WTF Fun Facts
Source: http://www.dole.eu/dole-earth/farmtour/bananito/hotspot/banana-curved.html