香蕉是一种多倍体植物，这使得它们比野生品种更大且无籽。

Bananas are ___polyploid plants, which makes them larger and seedless compared to wild varieties.

这种小麦品种是多倍体，因此比普通品种更加抗病。

This wheat variety is ___polyploid, making it more disease-resistant than regular types.