Here are today’s questions. Answers will be published tomorrow. The theme runs from Mon-Thu:

1. Adenine, cytosine, guanine, and uracil are the four nucleotide bases in RNA. Which base replaces uracil in DNA?
2. DNA strands extend as covalent bonds, with a backbone made of alternating sugar and what molecule groups?
3. In addition to the nucleus, eukaryotic cells also contain DNA in what organelles?
4. What chromosome, that has the smallest number of base pairs, sometimes occurs in an extra copy resulting in Down syndrome? The answer is a number.
5. [Theme: 3 of 4] What enclosed space, usually used to seat a large number of people facing a stage, gets its name from the Latin for ‘a place for hearing’?

Here are the answers to 2026: Week 27, Quiz 2:

1. Lithuania
2. Kuna
3. Italian lira
4. Belgium, Luxembourg
5. Theme – will be revealed on Friday