Sequencing a genome is tough work! Luckily, you've figured out that you can make it go quicker by completing a timeline on the history of biology. Given a date and a person (or group of people) associated with a discovery, invention, or specific field, can you complete the timeline?
The individuals on the timeline are those most often associated with the concepts. In many cases, they are not the only ones, or even the first ones, to explore these concepts.