EEB/MCB 320H

READ the following two articles:

1. Jackson et al. (1986) Product of per locus of Drosophila shares homology with proteoglycans Nature 320:185-188
2. Hardin et al. (1990) Feedback of the Drosophila period gene product on circadian cycling of its messenger RNA levels Nature 343:536-540

For each article, WRITE:

1. the main conclusion(s)
2. issues or questions that remained unresolved or are raised by the results presented

**This written assignment is required and will be collected**