Explain the benefit of the ability moose and reindeer have to eat red fescue grass. in your answer, be sure to:

To complete the question: Be sure to; Explain why fed plants with fungus normally have and advantage over red fescue plants without the fungus; 
Plants with the fungus contain the toxin that usually keeps them from being eaten. That is the plants with fungus are poisonous to most animals that eat them; plants without fungus on the other hand will be eaten readily by many herbivores with no negative effects. 

If the experiment was perfomed more then once and you get the same results