Scientists found five single-celled organisms that might hold the key to how life became multicellular — not fully evolved, but sometimes they form colonies.
At least amoebas aren’t stuck anxiously waiting for Stranger Things to return.
Evolution just vibes.
https://www.nature.com/articles/d41586-025-02635-2
#Science #Evolution #Philosophy #Neurodivergent #WritingLife #Biology #Multicellularity
SciTech Chronicles. . . . . . . . .April 22nd, 2025
#pour-over #avalanches #flavor #gooseneck #interfaces #"emergent properties" #multicellularity #"Metabolic Topography" #capacity #splits #"Agentic AI" #"RF Plant" #"algal blooms" #"Greenland Ice Sheet" #phosphorus #nitrogen Tags: #volatile-rich #controlled-source #seismic #imaging
Eukaryotic cell emerged as evolutionary algorithmic phase transition
https://www.sciencedaily.com/releases/2025/04/250421163507.htm
https://press.uni-mainz.de/eukaryotic-cell-emerged-as-evolutionary-algorithmic-phase-transition/
https://www.pnas.org/doi/10.1073/pnas.2422968122
* compromise: conserved process of gene growth vs. change in genetic regulation which incorporated noncoding sequences
* increase in cellular complexity occurred continuously
* in abrupt manner at critical point unlocked path toward multicellular organisms
[biological evolution] Whole-genome duplication drives long-term adaptation
https://www.sciencedaily.com/releases/2025/03/250326221649.htm
https://news.ycombinator.com/item?id=43515443
Genome duplication in a long-term multicellularity evolution experiment
https://www.nature.com/articles/s41586-025-08689-6
#yeast #MolecularBiology #evolution #genetics #MolecularGenetics #multicellularity #adaptation #genomics #GenomeDuplication #CellBiology
#3D structure of the social #amoeba #genome sheds light on the transition to #multicellularity.
#Dictyostelium #chromosomes #chromatin_looping #RNA_polymerase
https://phys.org/news/2025-02-3d-social-amoeba-genome-transition.html
Each cell of the human body contains two meters of DNA. The whole secret lies in the intricate three-dimensional arrangement that allows DNA strands to be efficiently organized and compacted within the cell.
#3D structure of the social #amoeba #genome sheds light on the transition to #multicellularity.
#Dictyostelium #chromosomes #chromatin_looping #RNA_polymerase
https://phys.org/news/2025-02-3d-social-amoeba-genome-transition.html
Each cell of the human body contains two meters of DNA. The whole secret lies in the intricate three-dimensional arrangement that allows DNA strands to be efficiently organized and compacted within the cell.
Tiny microbe colonies communicate to coordinate their behavior https://www.uib.no/en/michaelsarscentre/175104/tiny-microbe-colonies-communicate-coordinate-their-behavior
Electrical signaling and coordinated behavior in the closest relative of animals https://www.science.org/doi/10.1126/sciadv.adr7434
"A new study reveals evidence of electrical signaling and coordinated behavior in #choanoflagellates, the closest living relatives of #animals. This elaborate example of cell communication offers key insights into the early #evolution of animal #multicellularity and nervous systems."
A new study published in Science Advances reveals evidence of electrical signaling and coordinated behavior in choanoflagellates, the closest living relatives of animals. This elaborate example of cell communication offers key insights into the early evolution of animal multicellularity and nervous systems.
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