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Related Clues:
- Chemistry components
- Basic building blocks
- Oxygen, essentially
- They determine your blood type
- Preservers of proclivities
- Sites of electron clouds
- They determine certain traits
- They make up molecules
- The universe has an estimated 1082 of them
- Gifts from one’s parents
- Cyclotron units
- 'Never trust ___, they make up everything!' (science joke)
- They're made of DNA
- First inheritances?
- Cute reply to 'Why are you so cute?'