The diagram below shows stream gradient. How do you calculate stream gradient?
Stream Gradient
Elevation
Difference
Horizontal Distance
O
A. Horizontal distance divided by elevation difference
B. Elevation difference divided by horizontal distance
Ο Ο Ο
C. Elevation difference times horizontal distance
D. Horizontal distance minus elevation difference

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.