Across
1
Solid with repeating atomic pattern
3
Biological catalyst
5
Tissue that contracts for movement
8
Push or pull on an object
9
Compound containing oxygen
Down
1
Basic unit of life
2
Gas form of a liquid
3
Blocking of light by a celestial body
4
Unit of energy
6
Infectious microscopic agent
7
Element found in all living things
10
Group of similar cells