Being able to do high intensity cardio for more than 45 minutes
A Cuticle, because a cuticle is waxy and it repels water and covers outside of a plant. Unlike a seed, phloem, ad xylem. If you think about your nails wouldn't you think cuticle as well?
The answer to this question is the term parasitism. A parasitism is a non-mutual relationshio between species where in the other specie benefit from the other. The specie that benefit is called a parasite while the specie that was being used by the parasite is called the host.