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Tag: evolutionary biology

Sciencebiotech

Primates May Share Human-Like Cautiousness Toward Germs Post-Outbreak

Recent findings from the University of California San Diego suggest that humans are not entirely unique in altering behavioral habits in response to infectious disease outbreaks. Researchers investigating animal psychology have observed that certain non-human primates also demonstrate heightened vigilance regarding germs following viral events. This evolutionary insight bridges a gap in understanding how social species perceive and react to biological threats. While humans rapidly adopted widespread sanitization practices during recent global health crises, primate populations show parallel protective adaptations when disease risks rise within their environments.

Sciencebiotech

Molecular sunscreen may explain DNA's use of thymine

Scientists are studying how early biological systems survived the harsh ultraviolet radiation of primordial Earth. Researchers at Texas A&M University are using light-based technologies to understand why DNA incorporates specific building blocks. A central question in evolutionary biology is why DNA relies on thymine despite its vulnerability to UV damage. New findings suggest potential evolutionary reasons tied to molecular interactions under extreme conditions.