Distribution of glucose-6-phosphate dehydrogenase (G6PD) and 6-phospho-gluconate dehydrogenase (6PGD) in imaginal discs of Drosophila melanogaster was determined. Differential patterns of staining were found in all discs examined, i.e., eye-antennal, wing, leg, labial and genital. By using null muta
The geographical pattern of an enzyme polymorphism in D. melanogaster
โ Scribed by D. A. Hickey
- Book ID
- 104638079
- Publisher
- Springer Netherlands
- Year
- 1979
- Tongue
- English
- Weight
- 298 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0016-6707
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โฆ Synopsis
The study of allozyme polymorphism at the amylase locus in widely dispersed populations of Drosophila melanogasfer demonstrated no latitudinal clines in degree of heterozygosity. However, the data suggest a large difference in levels of polymorphism between central and marginal populations of the species. The results are compared with previous reports on the distribution of morphological and karyotypic variation.
๐ SIMILAR VOLUMES
In natural populations of Drosophila melanogaster, about 10070 of the individuals are infected by a virus, sigma, which is not contagious but is transmitted through gametes. These populations are also regularly polymorphic for two alleles, O and P, of a locus ref(2)P; the P allele interferes with th