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Mendel did not study common, naturally occurring phenotypes
Modern genetics research increasingly reveals that what is commonly termed Mendelian genetics occurs rarely in nature, especially with regard to the...
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Gregor Mendel - The Scientist Based on Primary Sources 1822-1884
The major purpose of this book is to present Johann Gregor Mendel (1822-1884) in a real and interesting way based on the most recent historical...
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Principles and biological concepts of heredity before Mendel
The knowledge of the history of a subject stimulates understanding. As we study how other people have made scientific breakthroughs, we develop the...
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Gregor Mendel and the History of Heredity
Gregor Mendel’s paper “Experiments on Plant Hybrids” (1866) has become a paradigmatic case in the historiography of the life sciences because...
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Mendel’s terminology and notation reveal his understanding of genetics
We describe both the terminology and use of symbols introduced by Mendel in his 1866 paper and discuss some misconceptions concerning their...
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Temporospatial Milestones of His Life
A brief life flow of Johann/Gregor Mendel (he signed either Johann Mendel or Gregor Mendel, never Gregor Johann or Johann Gregor Mendel)...
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Author of a Brief Sketch of His Life 1850
Mendel appended his short sketch (so-called curriculum vitae) to his application addressed to the Imperial-Royal Scientific Examination Commission at...
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Thinking outside Earth’s box—how might heredity and evolution differ on other worlds?
Scholars and the public conceive of extraterrestrial life through the lens of "life as we know it" on Earth. However, assumptions based on centuries...
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Gymnasium Substitute Teacher 1849/1850
One of the consequences of the 1848 revolutionary year was the widespread school reform. The subjects taught originally at the philosophical...
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Speciation, natural selection, and networks: three historians versus theoretical population geneticists
In 1913, the geneticist William Bateson called for a halt in studies of genetic phenomena until evolutionary fundamentals had been sufficiently...
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Mendelian Principle of Inheritance
Genetics is the study of genes and their variation and heredity among organisms. Long before DNA was recognised as the genetic material, Gregor...
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Supporter of Agriculture
After his return from Znojmo to the Old Brno monastery in 1850, Mendel began to work in the Agricultural Society. He joined its Natural Science...
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Petitioner for Freedom 1848
On 07 August, in the revolutionary year 1848, a few days after his appointment as parish cooperator, Mendel revived hope for a change in his unhappy...
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Mendel’s Principles of Inheritance and the Chromosome Theory
Inheritance is a fundamental feature of all organisms. A critical question is how our genes and traits are transmitted to the next generations. In...
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Substitute Teacher at the Technical Institute 1851
At the Technical Institute, students were tought physics, chemistry, geometry, mechanics, commerce and national economy. Mendel was...
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Formalgenetik und Geschlechtsbestimmung
Die Formalgenetik umfasst die klassische Genetik mit den Vererbungsregeln nach Mendel, den sogenannten Mendel’schen Regeln, der Weitergabe...
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Substitute Teacher at the Realschule 1854–1868
On 26 May 1854, Mendel began teaching as a substitute professor of physics and natural history in the lower grades of the Realschule. The letter...
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Member of the Agricultural Society in Brno 1851–1884
Mendel worked in the Natural Science Section of the Imperial-Royal Moravian-Silesian Agricultural Society for the Improvement of Agriculture,...
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Discovering the Genotype
For some decades now, gene map** has challenged the theory linking genotype and environment to phenotype—the mathematical description of the...
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Assistant in the Old Brno Parish 1848
Johann Mendel wanted to be a teacher, following the example of his great-uncle Anton Schwirtlich (1758–1808) who was the first private teacher in...