An agricultural scientist researched how selective breeding has been used to develop modern sugar beet (Beta vulgaris) from wild sea beet ancestors.
| Variety | Wild Sea Beet | Modern Sugar Beet |
|---|---|---|
| Average root mass (g) | 50 to 120 | 800 to 1200 |
| Sucrose concentration (% of fresh mass) | 2 to 4 | 16 to 21 |
Describe how selective breeding has been used to produce modern sugar beet varieties that yield roots with a high sucrose concentration.