横向
1
Unit of heredity
3
Glass that splits light into spectrum
6
Molten rock beneath Earth surface
7
Nerve cell in the brain
8
Tissue that contracts for movement
9
Second lightest element
纵向
2
Hottest planet in solar system
3
Positive particle in nucleus
4
Naturally occurring inorganic solid
5
Center of an atom or cell
10
Preserved remains of ancient life
11
Our home planet