Across
1
Unit of heredity
2
Particle of light
5
Curved glass that refracts light
7
Element found in all living things
Down
2
Tectonic landmass section
3
Reddish electrical conductor
4
Hottest planet in solar system
6
Nerve cell in the brain
Unit of heredity
Particle of light
Curved glass that refracts light
Element found in all living things
Tectonic landmass section
Reddish electrical conductor
Hottest planet in solar system
Nerve cell in the brain