Evolution is defined as the change in the genetic composition of a populate during successive generations, as a result of natural selection acting on the genetic variation among individuals, and resulting in the development of new species. Scientists believe that all life on Earth has descended from a universal ancestor that existed 3.5 billion years ago.
Repeated speciation, the rise of new biological species which leads to abundant diversity in life on earth, can be inferred by the sequencing of shared DNA between the species. These traits are homologous and are more similar among species with a common ancestor. Due to these shared traits, the evolutionary histories of different species can be reconstructed by using the fossil record.
This essay will provide an outline into the theories produced by Charles Darwin and Gregor Mendel and will include a discussion of how each scientist would have benefited from knowledge of the others work.
In the Origin of Species, Charles Darwin argued that “all existing organisms are modified descendants of 1 or few simple ancestors over 3,000 million years ago” (Evolutionary genetics 2nd edition p3). Darwin was the first scientist to formulate a complete scientific theory on evolution by discussing Natural selection which he described as the main force driving evolutionary change. Darwin argued that living organisms would multiply indefinitely were it not for the natural process of death.(Evolutionary genetics 2nd edition p3)
All organisms vary and this variation affects their likelihood to ...
... middle of paper ...
... to piece the puzzle together, although Darwin had identified the mechanism
Were the two to meet Darwin would’ve been able to see the laws of inheritance as continuous variation not simply blending of traits. Darwin’s main issue was that he failed to identify how the inherited traits were passed on and what was responsible for these variations. Mendel’s was able to explain the things Darwin wanted to say but had no idea how to formulate or figure out. Both their work depended on some form of heredity, Mendel’s experiment was able to explain the intricate details missing from Darwin’s theory of natural selection and evolution. Both genetics and evolution intersect, it is hard to explain population genetics and evolution without the detection of genes.
Were Darwin and Mendel to meet, it could however produce no results, they did speak different languages after all.
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