The answer is; A gopher snake occupies a burrow made by the desert rat
Commensalism involves a relationship between two organisms where one benefits while the other is unaffected. In this case, the gopher snake gets from the burrow made by the desert sake. The desert rat is unaffected (does not benefit or lose) by this action by the snake.
D. Number of protons in an atom's nucleus
I think the answer you are looking for is mitosis I feel about 98% confident , best wishes and good luck :)
The process is called digestion
