Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Polyploidy in insect evolution.

J Lokki, A Saura

    Basic Life Sciences
    |January 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    Polyploid insects, rare exceptions in their class, reproduce asexually and are more widespread than their diploid ancestors. These parthenogenetic insects often inhabit northern, montane regions and exhibit longer life cycles.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Genetic polymorphism and evolution in parthenogenetic animals : Part 9: Absence of variation within parthenogenetic aphid clones.

    TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik·2013
    Same author

    Insertion polymorphism in pea chloroplast DNA.

    TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik·2013
    Same author

    Chloroplast DNA variation in the grass tribe Festuceae.

    TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik·2013
    Same author

    Meiosis and its deviations in polyploid animals.

    Cytogenetic and genome research·2013
    Same author

    Pathogen inactivation technology applied to a blood component collected from an asymptomatic carrier of Leishmania infantum: a case report.

    Vox sanguinis·2012
    Same author

    Efficiency and safety of inhaled amphotericin B lipid complex (Abelcet) in the prophylaxis of invasive fungal infections following lung transplantation.

    Transplantation proceedings·2008
    Same journal

    Catechin and procyanidin levels in French wines: contribution to dietary intake.

    Basic life sciences·2000
    Same journal

    Proceedings of the 3rd Tannin Conference. In honor of Professor Edwin Haslam. Bend, Oregon, USA. July 20-25, 1998.

    Basic life sciences·2000
    Same journal

    Tannins as nutritional constraints for elk and deer of the coastal Pacific Northwest.

    Basic life sciences·2000
    Same journal

    Phenolic content and antioxidant activity: a study on plants eaten by a group of howler monkeys (Alouatta fusca).

    Basic life sciences·2000
    Same journal

    Modification of the solubility of tannins: biological significance and synthesis of lipid-soluble polyphenols.

    Basic life sciences·2000
    Same journal

    Functional properties of hop polyphenols.

    Basic life sciences·2000
    See all related articles

    Area of Science:

    • * Insect cytology and genetics
    • * Reproductive biology and evolutionary patterns

    Background:

    • * Insects represent the most species-rich group of organisms, yet a small fraction has undergone cytological study.
    • * Polyploidy is a rare phenomenon in insects, exclusively linked to parthenogenetic reproduction.

    Purpose of the Study:

    • * To describe cytologically verified cases of polyploidy in insects.
    • * To analyze the geographic distribution, origin, and genetic variability of polyploid insects.
    • * To explore ecological and life-history correlations associated with insect polyploidy.

    Main Methods:

    • * Review and synthesis of cytologically verified cases of insect polyploidy.
    • * Analysis of geographic distribution data for polyploid insect races.
    • * Examination of genetic variability and life-cycle characteristics.

    Related Experiment Videos

    Main Results:

    • * Polyploid insect forms are rare but widespread, particularly in northern and montane areas, often outcompeting diploid ancestors.
    • * These polyploids are typically parthenogenetic, exhibit extended life cycles (≥2 years), and are frequently flightless.
    • * Environmental correlations influence the distribution of specific polyploid forms.

    Conclusions:

    • * Polyploidy in insects is a significant evolutionary strategy linked to parthenogenesis, enabling wider geographic colonization.
    • * Understanding the origin, genetic variability, and ecological adaptations of polyploid insects provides insights into their evolutionary success.
    • * Further research into heterozygosity and mutation consequences in polyploid lineages is warranted.