Explain how a chemosynthetic organism would help scientists understand how life
developed on Earth.

how can chemosynthetic organisms help scientists to understand how life developed on earth? for example, temperature, a species may evolve to a temperature change over time. it could alter the food sources available, and then that species would eat that food source and adapt to the energy given off by that source.

Explanation:

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.