Title: Race (human categorization).
Question: What organization is Craig Venter and Francis Collins associated with?

Title: Classical music.
Question: What year is the earliest reference to 'classical music'?

Title: Adolescence.
Question: The appearance of more systematic, abstract thinking is a notable aspect of what type of development during adolescence?

Title: Thuringia.
Question:
Which kingdom acquired some Thuringian territory?