Genetic diversity

Definition

Genetic diversity is the total number of genetic characteristics present in a species' population. It contributes to differences among individuals and populations, which can enhance survival and adaptability.

5 Must Know Facts For Your Next Test

1. High genetic diversity increases a population's ability to adapt to environmental changes.
2. Low genetic diversity can lead to inbreeding, increasing the risk of genetic disorders.
3. Genetic diversity is crucial for the long-term survival of species.
4. It is often measured by looking at the variety of alleles and gene variations within a population.
5. Conservation efforts aim to preserve genetic diversity to maintain ecosystem resilience.

Review Questions

• What are the benefits of high genetic diversity in a population?
• How does low genetic diversity affect species survival?
• What role does genetic diversity play in conservation efforts?

Related terms

Biodiversity: The variety of life across all levels, including genes, species, and ecosystems.

Allele: A variant form of a gene that can result in different traits.

Inbreeding: The mating of closely related individuals that can increase the chance of offspring inheriting harmful genetic conditions.