How Did Gregor Mendel Contribute To The Field Of Genetics

There are two scientists that completely changed the way we see the world, and they might not have even known it. Charles Darwin and Gregor Mendel are two small town scientists that made two different discoveries that will change the way we think about genetics

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Gregor Mendel discovered the basic principles of inheritance in 1865, but his work was unknown to Darwin. Mendel's work was "rediscovered" by other scientists around 1900. From that time to 1925 the science of genetics developed rapidly, and many of Darwin's ideas about the inheritance of variations were found to be incorrect. Only since 1925 has natural selection again been recognized as essential in evolution. The modern theory of evolution combines the findings of modern genetics with the basic framework supplied by Darwin and Wallace, creating the basic principle of Population Genetics.

Born Johann Mendel in 1822 in what is now the Czech Republic, he lived a peasant’s life for many years. In grade school he was a gifted child and sent to boarding school in the German town of Opava. His parents could not afford the school so Mendel tutored other students to pay for school. After graduating he was unable to find a job as a teacher and returned to his parents’ farm. In 1841, Mendel was accepted to the University of Olomouc, but attending the university was tough because he did not speak Chech. He made good relationships with his professors and earned top marks in mathematics and science.

Today the same old celebrities and famous people get talked about everyday. Think about all the others that have done great things in life that people may not know about. Gregor Mendel was a scientist born July 20, 1822 in Heinzendorf bei Odrau. In 1840 Mendel went to University of Olomouc where he took classes in physics, mathematics, and philosophy. Mendel went to Abbey of St. Thomas as a monk. Mendel wanted to be a Monk because he wanted to learn more about science than religion. In 1851 Mendel attended university of vienna where he took chemistry, biology, and physics courses. Mendel did a lot of things and went through plenty of struggles to learn more about science, so he could teach it to high school physics kids. Gregor Mendel is

Before Gregor Mendel’s discoveries in the mid 1800’s, most people had no clear idea as to why their children, and grandchildren, looked like them! Most people assumed that because the child was in their family, and created by them, that familiar looking offspring just simply happened. Gregor Mendel put all that guessing to rest. Mendel did experiments on two different colored pea plants. In the first test, he mixed a purple flowered pea plant, and a white flowered pea plant. He let these plants fertilize and have off spring. These two plants were known as the Parent generation (P Generation). The offspring they produced were known as the F1 Generation. The P Generation created an F1 Generation that was all purple pea plants. Mendel then bred a new generation of pea plants ONLY breeding plants with themselves. This new generation was known as the F2 Generation. Within the F2 Generation, the white flowered pea plants began to show back up. The ratio of purple flowered pea plants, to white flowered pea plants was a 3:1 ratio. Mendel also noted that the purple and white color had not been blended; the white color was just purely masked by the purple color in the F1 Generation. Mendel was then able to make conclusions about simple breeding. He called the purple flowers dominant, because they were more frequent than the white flowers. He called the white flowers recessive, because they were less frequent than the purple flowers. Therefore he concluded that the purple flowers were

His most important contribution to science was to change the view on natural selection. Before his discovery the common view on natural selection was that is produced something close to the best of all possible worlds and that changes would be rare and slow and not apparent over one life span. He observed wild populations of the vinegar fly Drosophila pseudoobscura. While doing this he found extensive genetic variability. In about 1940 evidence accumulated that in a given local population some genes would regularly change in frequency with the seasons of the

Charles Darwin and Alfred Wallace like so many of their predecessors made observations of natural phenomena that inspired proposals of how life on earth evolved, unlike others these men formed plausible explanations of how the changes in populations occurred without having any knowledge of Mendelian genetics which was presented in 1868, and provided the micro-mechanism for evolution that Darwin could never explain with his theory of Pangenesis. Rather, based solely on the observations each made over time observing different species of populations around the world, both men were able to pen the ideals that would serve as the foundation of the modern theory of evolution.

3. Carlson, Elof Axel. Mendel's Legacy: The Origin of Classical Genetics. Cold Spring Harbor, NY: Cold Spring Harbor Laboratory, 2004. Print

Gregor Mendel discovered the basic principles of heredity. His observations became in the foundation of modern genetics. He was born in Austria in 1822. Mendel graduated from the school with honors, in 1840. Later, his graduation, Mendel enrolled in a two-year program at the Philosophical Institute of the University of Olmütz. He again distinguished himself academically, especially in the subjects of physics and math. In 1843, Mendel began studying to be a monk at the St. Thomas Monastery in Brno, the Augustinian order. This monastery was a cultural center and Mendel gained access to the monastery’s library and experimental facilities. In 1851, he was sent to the University of Vienna, to continue his studies in the sciences. While Mendel studied mathematics and physics under Christian Doppler, he started studied botany under Franz Unger, who had begun using a microscope in his studies. In 1853, after completing his studies at the University of Vienna, he returned to the monastery and was given a teaching position. In this position, he would stay for more than a decade; during this time that he began the experiments for which he is best known. He was the first person to trace the characteristics of successive generations of a living thing. He loved the nature and he decided to investigate about it. He was not only interested in plants, but also in theories of evolution.

Another man who contributed greatly to the study of genetics, was an American biologist by the name of Thomas Hunt Morgan. He studied the ways that characteristics were passed from one generation of fruit flies to the next. He learned that the genes in fruit flies behaved in the same way as the genes in pea plants. He also noticed that certain genes were inherited together more often than random chance should allow.

In 1856 to 1863, Gregor Mendel conducted a series of experiments that lead to his discovery of the fundamental laws of genetics. His research was published in 1866 but it wasn’t fully accepted until three scientists named Erich Tschermak, Hugo de Vries, and Carl Correns in the 1900’s (Study.com, 2015) rediscovered his findings and retested them. He was an Augustinian monk in the Czech Republic and in the gardens at the Monastery was where he experimented on tens of thousands of plants. He mostly used pea plants as they grew faster so he was able to do much more experiments over a short period of time and also he used pea plants because they had more obvious characteristics. He studied seven characteristics found in peas which were: