Across
1
Unit of heredity
2
Reddish electrical conductor
4
Fourth state of matter
5
Nerve cell in the brain
6
Particle of light
Down
1
Force that attracts objects together
2
Element found in all living things
3
Unit of energy
Unit of heredity
Reddish electrical conductor
Fourth state of matter
Nerve cell in the brain
Particle of light
Force that attracts objects together
Element found in all living things
Unit of energy