If you are looking for an "updated" version because the curriculum changed (the LOMLOE law is currently being implemented), be aware that textbooks are slowly transitioning. If you cannot find a 2023/2024 edition PDF, the previous year's book (LOMCE) is often 90% similar in content for Biology (cells, genetics, ecosystems do not change often).
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: The most current project, designed for the latest educational reforms. It places the student at the center of learning through active participation. If you are looking for an "updated" version
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