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Tag: nature

  • Sex exists to avoid disease, study shows

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    elegant
    in

    From an evolutionary perspective, sexual reproduction could be seen as a non-starter. Compared to cloning, which also exists in Nature, it's a major waste of time and energy. Others, like the Komodo dragon, can work it either way, though asexually produced Komodo babies — produced by their mothers — are not clones.

  • Sex exists to avoid disease, study shows

    —

    by

    admin
    in

    From an evolutionary perspective, sexual reproduction could be seen as a non-starter. Compared to cloning, which also exists in Nature, it's a major waste of time and energy. Others, like the Komodo dragon, can work it either way, though asexually produced Komodo babies — produced by their mothers — are not clones.

  • Worsening depression may be dementia cue: study

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    by

    publisher
    in

    People over 54 who suffer from steadily-worsening depression may run a higher risk of developing dementia, according to new research published Saturday that suggested it may be an early symptom. Other types of depression, such as one-off or recurring episodes, did not appear to pose a similar threat. “Only the group whose symptoms of depression…