Reproductive Isolating Mechanisms In the 1940s, Ernst Mayr coined the term Biological Species Concept that was subsequently widely embraced by the scientific community. The definition stated that "Species are groups of actually or potentially interbreeding natural populations that are reproductively isolated from other such groups". Certain mechanisms are in place to prevent species from interbreeding with others and these are referred to as reproductive isolating mechanisms, which are biological incompatibilities. There are many mechanisms acting …
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…New York. Hale, W. and Margham, J. 1988. Collins Dictionary of Biology. Collins, UK. Mayr, E. 1942 Systematics and the Origin of Species. Columbia University Press, New York, USA. Mayr, E. (1970) Populations, Species, and Evolution. Harvard University Press, Cambridge, Massachusetts, USA. Starr, C. and Taggart, R. (2001). Biology, The Unity and Diversity of Life, 9th ed. Brookes/ Cole, USA. www.abacus.gene.ucl.ac.uk/jim/Sp/isolmech.html www.library.thinkquest.org/ 19926/java/library/article/17a.ht