Across
1
Element found in all living things
3
Tectonic landmass section
6
Gas essential for breathing
7
Unit of heredity
10
Tissue that contracts for movement
11
Absolute temperature scale unit
Down
1
Reddish electrical conductor
2
Push or pull on an object
4
Unit of force
5
Substance with pH above 7
8
Nerve cell in the brain
9
Unit of energy