All multicellular organisms—from the simplest animal and plant organisms to humans—live in close association with a variety of microorganisms that colonize their tissues and form symbiotic relationships with the host.
Evolution
Aug 31, 2023
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11
In multicellular organisms, all cells of an individual normally contain the same genetic information and cell differentiation is achieved through regulation of gene expression. There are exceptions, however, where, instead ...
Evolution
Aug 9, 2023
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37
Oxygen didn't catalyze the swift blossoming of Earth's first multicellular organisms. The results of a new study defy a 70-year-old assumption about what caused an explosion of oceanic fauna hundreds of millions of years ...
Evolution
Jul 18, 2023
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127
The diversity of the Pacific coral reef microbiome—microorganisms which help drive and maintain reef productivity and biodiversity—may approach the current estimated total microorganism diversity on Earth according to ...
Plants & Animals
Jun 2, 2023
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28
The world would look very different without multicellular organisms—take away the plants, animals, fungi, and seaweed, and Earth starts to look like a wetter, greener version of Mars. But precisely how multicellular organisms ...
Evolution
May 10, 2023
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379
Around 500 million years ago life in the oceans rapidly diversified. In the blink of an eye—at least in geological terms—life transformed from simple, soft-bodied creatures to complex multicellular organisms with shells ...
Earth Sciences
May 10, 2023
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51
Complex multicellular organisms can only emerge from fertilized eggs because embryonic development is biologically precisely regulated. Cellular communication through signaling pathways plays a crucial role in this context. ...
Cell & Microbiology
May 8, 2023
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31
By studying green algae in Swedish lakes, a research team, led by Lund University in Sweden, has succeeded in identifying which environmental conditions promote multicellularity. Published in the journal Nature Ecology & ...
Evolution
Apr 24, 2023
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22
In nature, competition for survival among organisms or species is a fundamental evolutionary force, as described by Darwin's theory of natural selection. Similarly, in multicellular organisms, competitive interactions also ...
Evolution
Apr 13, 2023
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96
Researchers have spotted how specific proteins within the chromosomes of roundworms enable their offspring to produce specialized cells generations later, a startling finding that upends classical thinking that hereditary ...
Cell & Microbiology
Apr 7, 2023
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