 |
| |||
| parent atom | |||
| precursor | |||
| parent; original nucleus | |||
| nuclear parent | |||
| parent nucleus | |||
| Mutterkern: 1 phrase in 1 subject |
| Earth sciences | 1 |
|
| |||
| parent atom | |||
| precursor | |||
| parent; original nucleus | |||
| nuclear parent | |||
| parent nucleus | |||
| Mutterkern: 1 phrase in 1 subject |
| Earth sciences | 1 |