Molecular fossils, or biomarkers, are crucial for understanding early life forms as they provide direct evidence of the organic compounds produced by ancient organisms. Unlike traditional fossils, which may be rare and fragmented, molecular fossils can be more abundant and can preserve the biochemical signatures of life across different geological eras. They help scientists reconstruct the composition of ancient ecosystems, infer metabolic pathways, and reveal evolutionary relationships among early life forms. Additionally, molecular fossils can indicate the presence of complex life and may even offer insights into environmental conditions of the Earth in various geological periods, thus enhancing our comprehension of the origins and evolution of life on our planet.
15. What is the importance of molecular fossils in understanding early life forms? in summary form in one paragraph
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