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CATALASE TEST
https://www.bioscience.com.pk/en/topics/microbiology/catalase-testa false positive result. Nichrome wire does not cause bubbling. H2O2 is very unstable when exposed to light. H2O2 decomposition also increases as temperature increases due to dissolved oxygen. Therefore it is important to keep this reagent in the...
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Archaeologists Discover 476,000 Year Old Wooden Structure Predating Modern Humans
https://www.bioscience.com.pk/en/subject/earth-science/this-african-waterfall-hid-a-476-000-year-old-wooden-structure-and-it-wasnt-built-by-humans-like-usArchaeologists have discovered a 476,000-year-old wooden structure in Africa. Learn how this ancient feat of engineering survived for millennia without rotting. Archaeological evidence unearthed at Kalambo Falls in Zambia has rewritten the timeline of...
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Hidden Thaw Beneath The Surface Is Triggering A Dangerous New Climate Feedback Loop
https://www.bioscience.com.pk/en/subject/science/what-is-leaking-from-arctic-permafrost-could-quietly-make-global-warming-worseThawing Arctic permafrost is releasing trapped greenhouse gases, threatening the climate and destabilizing vital infrastructure across the northern region. From the frozen plains of Siberia to the rugged peaks of the European Alps, the world’s...