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प्रश्न
What does cryogenic preservation involve?
विकल्प
maintaining populations in biosphere reserves
protecting forest patches due to cultural/religious beliefs
freezing semen, ova, embryos, or DNA in liquid nitrogen
cultivating plants in natural ecosystems and wild habitats
MCQ
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उत्तर
Cryogenic preservation freezes semen, ova, embryos, or DNA in liquid nitrogen. It provides long-term preservation of genetic blueprints.
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