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How Eukaryotic Cells Became Complex
Description
Eukaryotic cells became complex through a debated evolutionary path that likely involved endosymbiosis. The most accepted model is the endosymbiont theory, which explains how organelles such as mitochondria and chloroplasts may have entered an ancestral cell. Other ideas include the nucleus-first hypothesis, the mitochondria...
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Transcript
Die erste eukaryotische Zelle entstand aus einer primitiven prokaryotischen Zelle, deren Erbgut frei im Zytoplasma gebündelt war.
Diese Zellen waren von einer Plasmamembran umgeben, hatten aber keine membrangebundenen Organellen im Inneren.
Im Laufe der Evolution der Zelle invaginierte die Plasmamembran und kniff sie ab, wodurch me...
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