OK the the answer you are looking for will be the excretory system because that is the system that releases waste.
They show which parts of the brain are involved in specific activities
No because they need water which comes from rain. Phototropism is the growth of an organism which responds to a light stimulus.
1. best fit line
2. x axis
3. y axis
4. controlled variables
5. (0,0)
6. y intercept
7. 0.00g
