横向
1
Mass per unit volume
2
Gas form of a liquid
6
Basic unit of life
8
Unit of heredity
纵向
2
Infectious microscopic agent
3
Chemical element in table salt
4
Push or pull on an object
5
Nerve cell in the brain
7
Tissue that contracts for movement
Mass per unit volume
Gas form of a liquid
Basic unit of life
Unit of heredity
Infectious microscopic agent
Chemical element in table salt
Push or pull on an object
Nerve cell in the brain
Tissue that contracts for movement