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 Concept Videos

Pedigree Analysis01:35

Pedigree Analysis

Overview
Probability Laws01:49

Probability Laws

Overview
Polygenic Traits01:18

Polygenic Traits

When more than one gene is responsible for a given phenotype, the trait is considered polygenic. Human height is a polygenic trait. Studies have uncovered hundreds of loci that influence height, and there are believed to be many more. Due to the high number of genes involved, as well as environmental and nutritional factors, height varies significantly within a given population. The distribution of height forms a bell-shaped curve, with relatively few individuals in the population at the...
Chi-square Analysis02:46

Chi-square Analysis

The chi-square test is a statistical hypothesis test. It is used to check whether there is a significant difference between an expected value and an observed value. In the context of genetics, it enables us to either accept or reject a hypothesis, based on how much the observed values deviate from the expected values.
The chi-square test was developed by Pearson in 1990.
The first step of performing a Chi-square analysis is to establish a null hypothesis, which assumes that there is no real...
Inheritance01:25

Inheritance

Gregor Mendel's pioneering work on the principles of inheritance fundamentally transformed our understanding of how traits are transmitted from generation to generation. His experiments with pea plants laid the groundwork for the discovery of genes, discrete units within organisms that control heredity.
Each gene exists in pairs, and the combination of these genes from both parents forms an individual's genotype. This genotype is a blueprint of potential traits. Examples of genotype traits...
Heritability01:06

Heritability

Heritability is a statistical concept that measures the degree to which genetic differences among individuals contribute to trait variations within a population. It is a fundamental idea in genetics, often prone to misinterpretation. Heritability is expressed as a percentage, reflecting the proportion of variation in a specific trait across a population that can be linked to genetic differences. However, it's important to understand that heritability does not determine how "genetic" a trait is,...

You might also read

Related Articles

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

Sort by
Same author

The mitochondrial genome of pequi tree (Caryocar brasiliense Cambess.): Genome structure, gene transfers, and evolutionary insights within Malpighiales.

Genome·2026
Same author

Taxonomic uncertainty: causes, consequences, and metrics.

Trends in ecology & evolution·2026
Same author

Consistent energy-diversity relationships in terrestrial vertebrates.

Science (New York, N.Y.)·2025
Same author

Developmental instability, body mass, and reproduction predict immunological response in short-tailed bats.

Current zoology·2025
Same author

Global Patterns of Taxonomic Uncertainty and its Impacts on Biodiversity Research.

Systematic biology·2025
Same author

Building a truly diverse biodiversity science.

npj biodiversity·2024
Same journal

The role of microbial resource mutualists in plant adaptation to abiotic environments.

Evolution; international journal of organic evolution·2026
Same journal

Museum genomics links MC1R alleles to adaptive winter coat color polymorphism in the long-tailed weasel.

Evolution; international journal of organic evolution·2026
Same journal

Repeated evolution of iridescence and hindwing tails is associated with morphometric flight proxies in skipper butterflies.

Evolution; international journal of organic evolution·2026
Same journal

Temperature-dependent competition predicts contrasting outcomes of adjacent secondary contact zones in darters (Percidae:Etheostoma).

Evolution; international journal of organic evolution·2026
Same journal

Sex allocation of hermaphrodites in metapopulations with frequent population extinction and recolonization.

Evolution; international journal of organic evolution·2026
Same journal

The phylogenetic signal of extinction through the rise and fall of early vertebrates: field of bullets or clustered strike?

Evolution; international journal of organic evolution·2026
See all related articles

Related Experiment Video

Updated: Jun 24, 2026

Experimental Manipulation of Body Size to Estimate Morphological Scaling Relationships in Drosophila
06:00

Experimental Manipulation of Body Size to Estimate Morphological Scaling Relationships in Drosophila

Published on: October 1, 2011

Geometric estimates of heritability in biological shape.

Leandro R Monteiro1, José Alexandre F Diniz-Filho, Sérgio F dos Reis

  • 1Laboratório de Ciências Ambientais, Centro de Biociencias e Biotecnologia, Universidade Estadual do Norte Fluminense, Horto, Campos dos Goytacazes, Rio de Janeiro, Brasil. lrmont@uenf.br

Evolution; International Journal of Organic Evolution
|May 7, 2002
PubMed
Summary
This summary is machine-generated.

Geometric morphometrics offers new ways to study biological shape variation using quantitative genetics. This research applies these methods to honeybee wings, revealing localized genetic influences on shape.

More Related Videos

Quantification of Orofacial Phenotypes in Xenopus
09:26

Quantification of Orofacial Phenotypes in Xenopus

Published on: November 6, 2014

Morphometric Analyses of Shape: The Analysis Software Toolbox for Craniofacial Shape Quantification in Zebrafish
09:03

Morphometric Analyses of Shape: The Analysis Software Toolbox for Craniofacial Shape Quantification in Zebrafish

Published on: February 27, 2026

Related Experiment Videos

Last Updated: Jun 24, 2026

Experimental Manipulation of Body Size to Estimate Morphological Scaling Relationships in Drosophila
06:00

Experimental Manipulation of Body Size to Estimate Morphological Scaling Relationships in Drosophila

Published on: October 1, 2011

Quantification of Orofacial Phenotypes in Xenopus
09:26

Quantification of Orofacial Phenotypes in Xenopus

Published on: November 6, 2014

Morphometric Analyses of Shape: The Analysis Software Toolbox for Craniofacial Shape Quantification in Zebrafish
09:03

Morphometric Analyses of Shape: The Analysis Software Toolbox for Craniofacial Shape Quantification in Zebrafish

Published on: February 27, 2026

Area of Science:

  • Evolutionary biology
  • Quantitative genetics
  • Biometry

Background:

  • Biological shape variation is crucial for understanding evolution.
  • Traditional methods for analyzing shape variation have limitations.
  • Geometric morphometrics provides advanced tools for shape analysis.

Purpose of the Study:

  • To integrate geometric morphometrics with quantitative genetics for shape heritability analysis.
  • To develop and illustrate protocols for estimating genetic contributions to shape variation.
  • To compare geometric methods with traditional approaches using landmark data.

Main Methods:

  • Utilized Procrustes distances in curved shape space and tangent spaces.
  • Applied linear quantitative genetic models to shape distances.
  • Analyzed wing shape variation in the honeybee (Apis mellifera).

Main Results:

  • Overall wing shape heritability was low, but localized regions showed medium to high heritability.
  • Genetic variance-covariance matrix correlated significantly with phenotypic variance-covariance matrix.
  • Geometric morphometrics captured richer shape information than traditional interlandmark distance analysis.

Conclusions:

  • Geometric morphometrics enhances the study of genetic contributions to biological shape.
  • Localized genetic factors significantly influence specific shape components.
  • These methods offer a more comprehensive understanding of shape evolution.