Across
1
Tissue that contracts for movement
3
Unit of heredity
4
Ball of burning gas in space
7
Disturbance that transfers energy
Down
1
The Red Planet
2
Tectonic landmass section
5
Glass that splits light into spectrum
6
Center of an atom or cell
Tissue that contracts for movement
Unit of heredity
Ball of burning gas in space
Disturbance that transfers energy
The Red Planet
Tectonic landmass section
Glass that splits light into spectrum
Center of an atom or cell