The following table shows the 200 most popular given names for male and female babies born during 2000 - 2009. For each rank and sex, the table shows the name and the number of occurrences of that name.
Endosymbiont theory is the idea that eukaryote cells arose in evolution by the fusion of previously free-living protists (prokaryotes).p143 The theory was first suggested by the Russian botanist Mereshkovsky in 1905.
According to the University of Utah, endosymbiosis occurs when two different species benefit from living and working together and one of the species lives entirely within the other. A common example of endosymbiosis is in the case of mitochondria and chloroplasts, which may have once been separate single celled organisms. Continue Reading