In sum, our extensive review has revealed a close association between cell walls and nonenveloped viruses that was not bound to particular types of host…
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Published 12th March 2020
Stuffhappens.info Posts
Published 17th February 2020
Repeated evolution: Warm blood evolved multiple times independently
Endothermy, i.e. the endogenous production of metabolic heat, has evolved multiple times among vertebrates, and several strategies of heat production have been studied extensively by…
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Published 11th February 2020
Repeated evolution of compound eyes: one of two seemingly very unlikely evolutionary histories must be true
From PNAS.ORG: These results illustrate exactly why arthropod compound eye evolution has remained controversial, because one of two seemingly very unlikely evolutionary histories must be…
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Published 3rd February 2020
Repeated evolution: The same retroviral gene coopted independently by unrelated species to aid reproduction
… in other words: a species gets infected by a virus, the virus inserts a part of its own viral-DNA into the species genome. Later…
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Published 16th January 2020
Repeated evolution: Complex brains and high intelligence evolved many times independently
… yes, that miracle happened not once, but many times…independently … it seems that most miracles happen in biology … over and over again ……
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Published 6th January 2020
Repeated evolution: A fish living on land is NOT an extraordinary thing but a common phenomenon
Get this: Fish have evolved the ability to live on land many times, challenging the perception that this extreme lifestyle shift was likely to have…
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Published 21st August 2019
Repeated evolution: from egg laying to live-birth and then back to egg laying. Lizards re-evolved laying eggs multiple times
Stuff happens … over and over again … A family of lizards has achieved something very unexpected, evolving to give birth to live young, before going…
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Published 14th August 2019
Repeated evolution of placenta: at least 100 independent origins across the animal kingdom
First off, let me start with some quotes from mainstream-articles: The placenta is arguably the most important organ of the body, but paradoxically the most…
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Published 28th July 2019
Repeated evolution: Despite its great advantages, photosynthesis lost multiple times in diverse organisms
It is not easy to understand how natural selection works … Shining Sun – is there any cheaper source of energy ? Despite the great…
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Published 10th July 2019
Repeated evolution: Striated muscles in cnidarians and bilaterians evolved independently
what is left of common ancestry ? Striated muscles are present in bilaterian animals (e.g. vertebrates, insects, annelids) and some non-bilaterian eumetazoans (i.e. cnidarians and…
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