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How does genomics contribute to systems biology?
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Systems biology
Advances in the understanding of biological systems and in the computational interpretation of those systems have enabled biologists to program mammalian cells. The cells shown were programmed to calculate basic logical operations, thanks to a highly complex artificial gene network.
Genomics serves as a foundational pillar for systems biology, providing the essential data and technological framework required to study biological entities as integrated systems. Its contributions can be summarized in three primary ways:1
- Providing the "Parts List": Genomics identifies the complete set of genes within an organismās genome. By establishing this genetic "parts list," researchers can begin to understand the individual components that constitute a biological system.2
- Catalyzing High-Throughput Technologies: The genomics revolution, accelerated by the Human Genome Project, drove the development of high-throughput platforms. These tools allow for the generation of massive data sets regarding DNA, RNA, and proteins, which are necessary to analyze the complex interactions within cells and organisms.2
- Advancing Computational Tools: Genomics necessitated the creation of sophisticated bioinformatics and mathematical tools. These are critical for systems biology, as they enable scientists to model and interpret the large, complex data sets required to understand how molecular interactions produce observable biological behaviors.23
Ultimately, genomics shifted the biological perspective toward an informational science, viewing organisms as complex systems where life is defined by the relationships and collective properties of molecular parts.12