Plant Evolution: From Sea to Land

The provided story explores the evolutionary journey of plants, beginning with the origin of life and the fundamental characteristics of plant cells, such as their ability to perform photosynthesis through chloroplasts. It discusses the endosymbiotic theory, explaining how organelles like chloroplasts and mitochondria were integrated into eukaryotic cells, significantly enhancing their metabolism. The article then details the colonization of land by plants, driven by atmospheric changes and the need to adapt to new environments and competition. Finally, it highlights the complexities of tracing evolutionary relationships due to extinct ancestors and the ongoing process of evolution, emphasizing the importance of biodiversity and the threats it faces from human impact.

Based on the article published in Nová Botanika 2019/2.