Related Clues:
- Future monarch, for one
- Heredity determiner
- One who gets what's left
- Cowboy Autry
- 'Singin' in the Rain' name
- It may express itself
- Trait source
- DNA sequence
- Word with ''pool'' or ''splicing''
- Will's designee
- Subject of modern mapping
- Throne eyer
- Hereditary component
- 'Star Trek' producer Roddenberry
- Hackman or Rayburn