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81Caffeine — This article is about the stimulant drug. For other uses, see Caffeine (disambiguation). Caffeine Systematic (IUPAC) name …
82Horse — For other uses, see Horse (disambiguation). Domestic horse …
83Mutation — For other uses, see Mutation (disambiguation). Part of the Biology series on Evolution …
84Nucleosome — Nucleosomes are the basic unit of DNA packaging in eukaryotes, consisting of a segment of DNA wound around a histone protein core.[1] This structure is often compared to thread wrapped around a spool.[2] Nucleosomes form the fundamental repeating …
85Race (classification of human beings) — The term race or racial group usually refers to the concept of categorizing humans into populations or groups on the basis of various sets of characteristics. [http://www.physanth.org/positions/race.html AAPA Statement on Biological Aspects of… …
86Speciation — Part of a series on Evolutionary Biology …
87Whippet — Infobox Dogbreed akcgroup = Hound akcstd = http://www.akc.org/breeds/whippet/index.cfm ankcgroup = Group 4 (Hounds) ankcstd = http://www.ankc.aust.com/whippet.html ckcgroup = Group 2 (Hounds) ckcstd = http://www.ckc.ca/Default.aspx?tabid=137… …
88Human skin color — Skin pigmentation redirects here. For animal skin pigmentation, see Biological pigment. Variety of skin colors Human skin color is primarily due to the presence of melanin in the skin. Skin color ranges from almost black to white with a pinkish… …
89Congo River — The Congo River River The Congo River near Mossaka …
90Bonobo — For other uses, see Bonobo (disambiguation). Bonobo[1] Bonobos at the Cincinnati Zoo Conservation status …
