Answer:
.66666666667
6 continues to repeat.
fraction can be reduced to 2/3
Use calculator or write out long hand
Mountain lions/highest trophic levels receives less energy as energy is lost at each level/mountain lions are larger than most animals and require (smaller) individuals for food.
The possible genotypes for the plant are Rr Rr rr rr. So there is a 0% chance
A (m) is likely to be smallest