Jove
Visualize
Contact Us

Related Concept Videos

Frequency-dependent Selection01:21

Frequency-dependent Selection

When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.Positive Frequency-Dependent SelectionIn positive...

You might also read

Related Articles

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

Sort by
Same author

Cytological aspects of growth in impaternate (male) larvae of Habrobracon.

Journal of morphology·2014
Same author

The importance of antennae in mating reaction of male Habrobracon.

Journal of comparative and physiological psychology·2010
Same author

The pattern of damage to the oogenetic series of cells after a single feeding of cis-diamminedichloroplatinum to Habrobracon females.

Mutation research·1983
Same author

Alterations in the reproductive performance of habrobracon females following combined treatments with ethylurea and sodium nitrate or nitrite.

Mutation research·1981
Same author

Phineas W. Whiting (1887--1978).

Genetics·1978
Same author

Variation in Habrobracon juglandis ovariole number. I. Ovariole number increase induced by extended cold shock of fourth-instar larvae.

Journal of embryology and experimental morphology·1977
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 Video

Updated: Jul 12, 2026

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique
05:24

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

Published on: April 1, 2019

Insect Fecundity and Fertility: Chemically Induced Decrease.

D S Grosch

    Science (New York, N.Y.)
    |August 23, 1963
    PubMed
    Summary

    Arsenite ingestion reduces egg production in braconid wasps without affecting egg viability. This suggests arsenite impacts somatic tissues involved in nutrient assimilation and utilization, not gamete development.

    Area of Science:

    • Toxicology
    • Insect Physiology
    • Reproductive Biology

    Background:

    • Braconid wasps possess mature ovaries at eclosion, making them a model for studying reproductive impacts.
    • Arsenite is a known toxicant with potential effects on various biological processes.

    Purpose of the Study:

    • To investigate the effects of arsenite ingestion on the reproductive capacity of braconid wasps.
    • To determine if arsenite affects egg production, hatching rates, or underlying physiological mechanisms.

    Main Methods:

    • Braconid wasps were administered arsenite.
    • Egg production and hatching rates were monitored.
    • The impact on somatic tissues related to nutrient assimilation was assessed.

    Main Results:

    More Related Videos

    In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors
    08:50

    In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

    Published on: July 16, 2018

    Improved Fecundity and Fertility Assay for Aedes aegypti using 24 Well Tissue Culture Plates (EAgaL Plates)
    06:27

    Improved Fecundity and Fertility Assay for Aedes aegypti using 24 Well Tissue Culture Plates (EAgaL Plates)

    Published on: May 4, 2021

    Related Experiment Videos

    Last Updated: Jul 12, 2026

    Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique
    05:24

    Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

    Published on: April 1, 2019

    In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors
    08:50

    In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

    Published on: July 16, 2018

    Improved Fecundity and Fertility Assay for Aedes aegypti using 24 Well Tissue Culture Plates (EAgaL Plates)
    06:27

    Improved Fecundity and Fertility Assay for Aedes aegypti using 24 Well Tissue Culture Plates (EAgaL Plates)

    Published on: May 4, 2021

    • Arsenite ingestion led to a nonselective decrease in overall egg production.
    • The percentage of eggs that hatched remained unaffected.
    • The effectiveness of somatic tissues for food assimilation and utilization was altered.

    Conclusions:

    • Arsenite exposure in braconid wasps primarily affects somatic functions related to egg production rather than directly impacting gamete viability.
    • The study highlights the sensitivity of insect reproductive physiology to toxicant exposure.