. Heredity and evolution in plants. Heredity; Plants. EXPERIMENTAL EVOLUTION mutate. A plant that arises by mutation is an elementary species, or mutant; and the theory that mutations (and not fluctuations) explain the origin of the fittest, and supply the materials upon which natural selection operates in the r\p Extre,. 1^^ Fluctuainiyarkiion^^^,.^-;^^^ Maan Fig. 56.^—Diagram to illustrate the difference between fluctuating variation and mutation; 0, original point of suspension; M, new point of suspension after the mutation has occurred. formation of new species, de Vries called the mutatio
. Heredity and evolution in plants. Heredity; Plants. EXPERIMENTAL EVOLUTION mutate. A plant that arises by mutation is an elementary species, or mutant; and the theory that mutations (and not fluctuations) explain the origin of the fittest, and supply the materials upon which natural selection operates in the r\p Extre,. 1^^ Fluctuainiyarkiion^^^,.^-;^^^ Maan Fig. 56.^—Diagram to illustrate the difference between fluctuating variation and mutation; 0, original point of suspension; M, new point of suspension after the mutation has occurred. formation of new species, de Vries called the mutation theory. 90. Examples of Mutation.—The kohlrabi, cauliflower, and other horticultural varieties of the wild cliff-cabbage (Fig. 57), are to be mutants, and to have arisen,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gager, C. Stuart (Charles Stuart), 1872-1943. Philadelphia, P. Blakiston's Son & Co.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectplants, bookyear1920
