Across
1
Group of similar cells
2
Positive particle in nucleus
6
Tissue that contracts for movement
Down
2
Tectonic landmass section
3
Smallest unit of an element
4
Mass per unit volume
5
Nerve cell in the brain
7
Reddish electrical conductor
Group of similar cells
Positive particle in nucleus
Tissue that contracts for movement
Tectonic landmass section
Smallest unit of an element
Mass per unit volume
Nerve cell in the brain
Reddish electrical conductor