By James C. Fogleman (auth.), J. S. F. Barker, William T. Starmer, Ross J. MacIntyre (eds.)

ISBN-10: 146848768X

ISBN-13: 9781468487688

ISBN-10: 1468487701

ISBN-13: 9781468487701

Ecological and evolutionary genetics span many disciplines and nearly all degrees of organic research, from the genetic info itself to the foundations governing the complicated association of dwelling issues. the guidelines and informa­ tion generated by means of ecological and evolutionary genetics give you the substance for robust inferences at the origins, alterations and styles of structural and practical association in bio­ logical communi ties. it's the coordination of those principles and recommendations that might give you the solutions to many basic questions in biology. there is not any doubt that Drosophilids supply powerful version platforms amenable to experimental manipulation and beneficial for checking out pertinent hypotheses in ecological and evolutionary genetics. The chapters during this quantity symbolize efforts to exploit Drosophila species for any such function. the quantity involves a commitment to William B. Heed, via 4 significant sections: Ecological Genetics, Habitat choice, Biochemical Genetics and Molecular Evolution. every one part is brought via a quick assertion, and every bankruptcy has an autonomous precis. The chapters include the sub­ stance of talks given at a joint Australia-US workshop held January 5-10, 1989 on the collage of recent England, New South Wales, Australia. we're indebted to the department of foreign courses of the nationwide technological know-how beginning (USA) and to the technological know-how and expertise Collaboration element of the dept of undefined, expertise and trade (Australia) for the provi­ sion of monetary aid lower than the US/Australia technological know-how and expertise contract. many of us contributed to the instruction of this volume.

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Many of the phenotypes described above are also associated with the bobbed syndrome found in D. melanogaster. This phenotypic syndrome is known to be caused by a deficiency of the 185/285 ribosomal DNA (rDNA), which are found in tandem clusters on the X and Y chromosomes of most Drosophila. Hence, the rDNA was identified as a candidate locus for the aa syndrome. , 1985). , 1985). Hence, the genetic locations for the major determinants of aa are the same as those for the 18S/28S rDNA. Accordingly, molecular studies were undertaken on the 18S/28S rDNA of D.

Ecol. 57:237-249. Heed, W. , 1989, Origin of Drosophila of the Sonoran Desert II. In search for a founder event, in: Genetics, Speciation, and the Founder Principle (L. V. Giddings, K. Y. Kaneshiro, and W. W. Anderson, eds) , Oxford Univ. Press, New York, pp. 253-278. Fogleman, J. , and Heed, W. , 1989, Columnar cacti and desert Drosophila: the chemistry of host plant specificity, in: Special Biotic Relationships in the Arid Southwest (J. ), Univ. of New Mexico Press, Albuquerque, pp. 1-24. , Heed, W.

1). A rare ancestral chromosome is found only in central Baja, and agria is the preferred host plant even when other cacti are present (Heed, 1982). Mainland populations are typically chromosomally monomorphic throughout Sonora, northern Sinaloa, and Southern Arizona and use organ pipe cactus, s. thurberi, with occasional use of cina, s. alamosensis, a major host plant of D. arizonensis in Sonora and Sinaloa (Heed, 1982). In southern California, all populations of D. mojavensis are fixed for an alternate gene arrangement where barrel cactus, Ferocactus acanthodes, is the sole host plant.

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Ecological and Evolutionary Genetics of Drosophila by James C. Fogleman (auth.), J. S. F. Barker, William T. Starmer, Ross J. MacIntyre (eds.)

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