Early evolution of purple retinal pigments on Earth and implications for exoplanet biosignatures
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DOI: 10.1017/s1473550418000423
Abstract: We propose that retinal-based phototrophy arose early in the evolution of life on Earth, profoundly impacting the development of photosynthesis and creating implications for the search for life beyond our planet. While the early evolutionary… read more here.
Keywords: purple retinal; evolution; retinal pigments; retinal based ... See more keywords