Gametes of threatened species can be stored for long periods using:
ACondensation
BCryopreservation
CCarbonisation
DCrystallisation
Answer & Solution
Correct answer: B. Cryopreservation
1. Ex situ conservation has advanced beyond keeping animals in enclosures.
2. Gametes can be preserved for long periods using cryopreservation techniques.
3. Seeds can be kept for long periods in seed banks.
_Source: syllabus Biology, Ch 15 'Biodiversity and Conservation'_
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