Related Clues:

• Official lang. of Malta
• One of the Siamese twins
• Where London is: Abbr.
• Compulsory HS subject
• Famous twin
• Lab subj.
• Biol. or Astron.
• Zool. or astron.
• 25-Down, e.g.
• One of a famous set of twins
• Chem. or ecol.
• -- -fi
• Biol. or geol.
• Basic school subj.
• Chang's closest kin