TRUE. THE NUCLEAR FAMILY IS THE MOST COMMON FAMILY STRUCTURE IN ALL CULTURES AROUND THE WORLD.
It is the traditional family structure that consists of two parents and their children. In the US, it is said that 70% of children live in a nuclear family unit.
Other family structures include:
1) single parent family
2) extended family
3) childless family
4) step family
5) grandparent family
