The Studies by Pellmyr and Huth on Yuccas and Yucca

Question

The studies by Pellmyr and Huth on yuccas and yucca moths showed that
A) the mutualism evolved from a host-parasite relationship.
B) yucca plants reward moths that lay the most eggs.
C) yucca plants impose penalties on moths that lay too many eggs.
D) there is no conflict of interest between the yucca plants and the yucca moths.

Accepted Answer

The studies by Pellmyr and Huth demonstrated that yucca plants can impose penalties on moths that lay too many eggs, such as aborting flowers, to maintain a balance in the mutualistic relationship.