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Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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Related Experiment Video

Updated: Dec 18, 2025

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Allele frequency comparative study between the two main Egyptian ethnic groups.

Tarek Taha1, Sagy Elzalabany2, Sahar Fawzi3

  • 1Department of Immune Diseases, Egyptian Army Central Medical Laboratories, Cairo, Egypt.

Forensic Science International
|June 11, 2020
PubMed
Summary

Egyptian Muslims and Christians share common genetic origins, as demonstrated by analyzing Short Tandem Repeat (STR) DNA markers. This study confirms a unified ancestral background for these two major ethnic groups within Egypt.

Keywords:
Allele frequencyPopulation geneticsSTRs

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Area of Science:

  • Population Genetics
  • Human Genetics
  • Forensic Genetics

Background:

  • Understanding genetic diversity within nations is crucial for population studies.
  • Investigating genetic correlations between ethnic groups can reveal shared ancestry.
  • Egypt's diverse population presents an opportunity to study genetic relationships between major religious groups.

Purpose of the Study:

  • To analyze the genetic correlation between Egyptian Muslims and Christians.
  • To test the hypothesis of a common ancestral origin for the entire Egyptian population.
  • To compare allele frequencies of nine autosomal Short Tandem Repeats (STRs) loci between the two groups.

Main Methods:

  • Analysis of allele frequencies for nine autosomal Short Tandem Repeats (STRs) loci (D3S1358, VWA, FGA, THO1, TPOX, CSF1PO, D5S818, D13S317, and D7S820).
  • Statistical analysis of genetic correlation, forensic efficiency parameters, and population homogeneity.
  • Utilizing graphical methods to assess genetic harmony between Egyptian Muslim and Christian groups.
  • Sample size: 100 unrelated healthy individuals per group.

Main Results:

  • The allele frequency distributions of the analyzed Short Tandem Repeats (STRs) loci show significant genetic correlation between Egyptian Muslims and Christians.
  • Forensic efficiency parameters and homogeneity charts indicate a lack of significant genetic differentiation between the two groups.
  • Graphical analyses support the genetic harmony and shared ancestry between the studied ethnic groups.

Conclusions:

  • Egyptian Muslims and Christians share a common ancestral origin.
  • The genetic data supports a unified ancestral background for the main ethnic groups in Egypt.
  • This study contributes to understanding the population genetics and historical demography of Egypt.