Rain forest plants all work together to provide food and shelter for rain forest animals, as well as to convert carbon dioxide to oxygen. Ground-level competition for light and food has resulted in some unusual plant evolution.
Dogs, no matter what breed they are, they are all of the same species and therefore can breed with each other and create fertile offspring
I pray this helps you :)
Genetics, Medical problems, eating habits etc
100 percent, because if both parents have the same genotype of Tt then most likely the child will have 100percent.