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File list
 
Date Name Thumbnail Size Description Versions
10:37, 27 February 2009 Evolution timeline.jpg (file) 61 KB A typical timeline showing the historical claims of the theory of evolution 1
11:03, 27 February 2009 Allele-frequency.png (file) 55 KB Simulation of genetic drift of 20 unlinked alleles in populations of 10 (top) and 100 (bottom). Drift to fixation is more rapid in the smaller population. 1
11:08, 27 February 2009 Charles Darwin 1880.jpg (file) 12 KB Charles Robert Darwin in 1880 while he was still working on his contributions to evolutionary thought that had had an enormous effect on many fields of science. 1
16:54, 27 February 2009 200px-School of reef fish at Rapture Reef, French Frigate Shoals.jpg (file) 18 KB These squirrelfish are shoaling, not schooling: though swimming as a group, their speed and direction are not synchronised. 1
18:15, 27 February 2009 150px-Biological classification L Pengo.svg.png (file) 41 KB The hierarchy of biological classification's major eight taxonomic ranks. A genus contains one or more species. Intermediate minor rankings are not shown. 1
18:56, 27 February 2009 250px-Coquina variation3.jpg (file) 18 KB Individuals in the mollusk species Donax variabilis show diverse coloration and patterning in their phenotypes. 1
19:26, 27 February 2009 300px-Punnett square mendel flowers.svg.png (file) 24 KB Here the relation between genotype and phenotype is illustrated, using a Punnett square, for the character of petal colour in pea. The letters B and b represent genes for colour and the pictures show the resultant flowers. 1
12:24, 2 March 2009 250px-Random genetic drift chart.png (file) 60 KB Ten simulations of random genetic drift of a single given allele with an initial frequency distribution 0.5 measured over the course of 50 generations, repeated in three reproductively synchronous populations of different sizes. In general, alleles drift 1
20:26, 7 March 2009 320px-Hardy-Weinberg.svg.png (file) 14 KB Hardy–Weinberg principle for two alleles: the horizontal axis shows the two allele frequencies p and q and the vertical axis shows the genotype frequencies. Each graph shows one of the three possible genotypes. 1
21:55, 7 March 2009 800px-Clone war of sea anemones 2-17-08-2.jpg (file) 134 KB Sea Anemones,Anthopleura sola are engaged in a war for the w:territory. The white tentacles are fighting tentacles. They are called acrorhagi. The acrorhagi contain concentration of stinging cells. After war ends one of Sea Anemone, should move. Sea Anemo 1
16:52, 8 March 2009 800px-Jumping Salmon.jpg (file) 86 KB A steelhead attempting to jump over some rapids at Moricetown Canyon in British Columbia, Canada. Many species of Salmon are anadromous and migrate long distances up rivers and streams to spawn. 1
21:01, 8 March 2009 Graphical timelines 1.png (file) 7 KB http://en.wikipedia.org/wiki/Geologic_time_scale 2
21:03, 8 March 2009 Graphical timelines 2.png (file) 5 KB http://en.wikipedia.org/wiki/Geologic_time_scale The SECOND and third timelines are each subsections of their preceding timeline as indicated by asterisks. 1
21:03, 8 March 2009 Graphical timelines 3.png (file) 3 KB The second and THIRD timelines are each subsections of their preceding timeline as indicated by asterisks. 1