While raising three children and taking care of the household, Fanny Angelina Hesse supported, documented, and archived her husband’s work, creating stunning scientific illustrations of bacterial and fungal colonies. During the hot Summer of 1881, she watched as Hesse struggled with gelatine-based growth media. Fanny Angelina, recalling the stability of her agar-based desserts, suggested that they try that instead. Hesse wrote a letter to Koch informing him about the switch, and Koch mentioned agar for the first time in his 1882 groundbreaking paper on the discovery of the tuberculosis bacillus.
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NASA will trade the Artemis mission that was expected to land astronauts on the moon for a new plan intended to increase launch frequency of the agency's mega rocket.。业内人士推荐51吃瓜作为进阶阅读
主动作为、靠前服务，以开放胸怀回应合理诉求，共同寻找“最优解”，才能更好激发经营主体活力。。heLLoword翻译官方下载对此有专业解读