Answer:
diabetic saw the presure
disease make a basic exam
Explanation:
Answer:
Na and K
Explanation:
Every elements in the same group have similar chemical characteristics
I think its salinity because the other things have something to do with tracking precipitation
Answer:
the central nervous system
Explanation:
The nervous system is made up of the central nervous system and the peripheral nervous system: The brain and the spinal cord are the central nervous system.