Why don’t fast-growing worms end up giants and slow ones stay tiny? In this episode, we explore how Caenorhabditis elegans uses a clever trick: coupling growth rate with developmental speed to keep body sizes uniform.Live imaging reveals that worms with faster growth develop quicker, while slower growers take their time — cancelling out size differences. Instead of strict size checkpoints (like many cells use), C. elegans uses a “folder” strategy, fine-tuned by an internal genetic oscillator.We cover:Why worms don’t follow traditional “adder” or “sizer” modelsHow growth and development are linked by a biological clockHow tweaking this oscillator shifts final body sizeWhy this simple coupling helps worms beat random size divergence📖 Based on the research article:“Coupling of growth rate and developmental tempo reduces body size heterogeneity in C. elegans”Klement Stojanovski, Helge Großhans & Benjamin D. Towbin.Published in Nature Communications (2022).🔗 https://doi.org/10.1038/s41467-022-29720-8🎧 Subscribe to the WoRM Podcast for more stories where physics, biology, and evolution collide!🔗 www.veerenchauhan.com

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