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Cloning applications for conservation and agriculture

Cell biology • Cell division

Key concepts

What you'll likely be quizzed about

  • Low population sizes result in a loss of genetic diversity, increasing extinction risk.
  • Cloning increases numbers from existing cells or tissue, raising population size and decreasing immediate extinction threats.
  • Conservation programs combine cloning with managed breeding to elevate population sizes while striving to maintain genetic variation.
  • Cloned individuals share genetics with their source, requiring additional strategies (such as habitat protection) to mitigate long-term vulnerability to disease and environmental shifts.
  • Cloning complements, rather than replaces, measures preserving wild genetic diversity.

Flashcards

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Why can cloned crops increase short-term food security?

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Cloned crops with favorable traits provide predictable yields and pest or disease resistance, enhancing immediate productivity and reliability of supply.

Key notes

Important points to keep in mind

Cloning creates genetically identical individuals through mitosis or in vitro methods.

Meristem tissue supplies undifferentiated stem cells for rapid plant regeneration.

Tissue culture cultivates many clones in sterile conditions using nutrient media.

Cloning increases short-term population size but reduces genetic diversity and heightens disease vulnerability.

Successful cloning requires sterile techniques, precise hormones, and technical expertise; costs and species-specific limitations exist.

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