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Natural-Selection MechanismsHistorical Development and Mechanisms of Evolution and Natural SelectionIntroductionEarly Theories of EvolutionNatural Selection and EvolutionNatural-Selection Mechanisms…
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"Frankenfoods" or Brave New World? The genetically engineered foods question by Kim Lundgren Skeptics claim that the so-called "Frankenstein foods" pose an insidious threat to the…
(Encyclopedia) breeding, in agriculture and animal husbandry, propagation of plants and animals by sexual reproduction; usually based on selection of parents with desirable traits to produce improved…
(Encyclopedia) skin cancer, malignant tumor of the skin. The most common types of skin cancer are basal cell carcinoma, squamous cell carcinoma, and melanoma. Rarer forms include mycosis fungoides (a…
(Encyclopedia)
CE5
Plant and animal evolution
[Modified from Alfred Gunderson in Brooklyn Botanic Garden Leaflets, Ser. 18, No. 4 (1930); used by permission.]
evolution, concept that embodies…
The Parts of a BoneAnatomy and PhysiologyThe BonesThe Parts of a BoneThat's the Long and Short of ItThe More Things Change …Now with a Self-Repairing Option! Most people envision bone as being…
