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CERATOPTERIS RICHARDII

In 1999, NASA flew Ceratopteris fern spores on STS-93 to test gravity-guided growth; they germinated normally, but their developmental polarity became random
A NASA experiment examined the growth of fern spores in a zero-gravity environment. The spores showcased continued development, yet their g...
14 Sep, 2026, 01.20 PM IST

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