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.
[edit] Genetic and Metabolic Comparisons. An apparent difficulty with the endosymbiosis hypothesis is that several mitochondrial and chloroplast proteins are made using nuclear genes and then shipped to those respective organelles. At first sight, this would imply that these organelles could never have been free-living.