We've bought a river to bring back our dying salmon
It is difficult to know exactly when the shift from gelatine to agar occurred. As often happens for scientific breakthroughs, agar was likely adopted incrementally alongside the use of other growth media. In 1913, for example, the first diagnosis of Serratia marcescens as a human pathogen was made by growing it on agar as well as on potatoes.
。搜狗输入法2026对此有专业解读
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2. Who is telling the story? A report could come from an experienced, trusted journalist - or it could have been mistakenly shared by someone on social media who believed it was true. This is know as misinformation - when fake news is mistakenly shared. When someone knowingly shares fake news, it’s known as disinformation.