Related Experiment Video
Updated: May 6, 2026

Determination of Self- and Inter-incompatibility Relationships in Apricot Combining Hand-Pollination, Microscopy and Genetic Analyses
Published on: June 16, 2020
Quantitatively determined self-incompatibility : 1. Theoretical considerations
1Biometry Section, Waite Agricultural Research Institute, 5064, Glen Osmond, South Australia, Australia.
Computer simulations explored ten-gene models for incomplete self-incompatibility in Borago officinalis. High mutation rates are needed for variability, and this system shows greater ineffective pollination than previously modeled.
Area of Science:
- Plant reproductive biology
- Population genetics
Background:
- Incomplete self-incompatibility in Borago officinalis is thought to be controlled by multiple genes.
- Previous theoretical models exist for oligogenic self-incompatibility systems.
Purpose of the Study:
- To develop and examine simple ten-gene models for self-incompatibility in Borago officinalis.
- To assess the mutation rates and pollination effectiveness of these models.
Main Methods:
- Computer simulations were used to analyze the properties of ten-gene models.
- The models simulated enforced cross-fertilization and genetic variability.
Main Results:
- High mutation rates are required to maintain genetic variability in small populations within the ten-gene model.
- The ten-gene system exhibited a significantly greater extent of ineffective pollination compared to simpler models.
Conclusions:
- The findings suggest that complex genetic models for self-incompatibility require substantial mutation rates.
- The increased ineffective pollination in the ten-gene system may be a verifiable characteristic of self-incompatible Borage.
More Related Videos
07:12Determination of Self-Incompatibility and Inter-Incompatibility Relationships in Citrus Using Manual Pollination, Microscopy, and S-Genotype Analyses
Published on: June 30, 2023
07:03Establishing Pollination Requirements in Japanese Plum by Phenological Monitoring, Hand Pollinations, Fluorescence Microscopy and Molecular Genotyping
Published on: November 9, 2020
Related Concept Videos
Frequency-dependent Selection
Comparing Intermolecular Forces: Melting Point, Boiling Point, and Miscibility
Temporary attractive forces like dispersion are present in all molecules, whether they are polar or nonpolar. They...
Reliability and Validity
In Vitro Drug Dissolution: Compendial Testing Models I
Bioequivalence Data: Statistical Interpretation
In Vitro Drug Dissolution: Compendial Testing Models II