natural-populations
The Genetic Basis of Phenotypic Plasticity in Natural Populations of Drosophila
... in natural populations remain under ...orchard populations lay eggs on multiple different types of fruit each of which presents its own environmental challenges to developing ...
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A study of genetic variation in natural populations of Drosophila melanogaster
... Restriction endonuclease variation in the region of the alcohol dehydrogenase gene: a comparison of null and normal alleles from natural populations of Drosophila melanogaster... Acknowl[r] ...
249
Metallothionein Gene Duplications and Metal Tolerance in Natural Populations of Drosophila melanogaster
... Metallothionein Gene Duplications and Metal Tolerance in Natural Populations of Drosophila melanogasterG. Otto.[r] ...
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Genomic Variation in Natural Populations of Drosophila melanogaster
... melanogaster populations, particularly in Africa (Aulard et ...in natural populations, beyond what would be indicated by laboratory mapping ...
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Variable Populations Within Variable Populations: Quantifying Mitochondrial Heteroplasmy in Natural Populations of the Gynodioecious Plant Silene vulgaris
... these populations are rarely considered as genetically variable entities and typically are not found to be heteroplasmic in nature, leading to the widespread assumption that plant mitochondrial populations ...
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Genetic variation in natural populations of Daphnia .
... Although the two species appear to have similar life histories, these studies have shown that the pattern of genetic variation in them is quite different. So far, only two populations of D. pulex have been ...
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IS103, a new insertion element in Escherichia coli: characterization and distribution in natural populations.
... IS103, a New Insertion Element in Escherichia coli: Characterization and Distribution in Natural Populations.. Barry G.[r] ...
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GENETICS OF NATURAL POPULATIONS. XVII. PROOF OF OPERATION OF NATURAL SELECTION IN WILD POPULATIONS OF DROSOPHILA PSEUDOOBSCURA
... If no differential mortality of inversion homo- and heterozygotes occurs in natural populations between the egg stage and the stage a t which the adult males are capture[r] ...
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ON LETHAL MUTATIONS IN NATURAL POPULATIONS
... Through investiga- tions of lethals it is possible to study the roles played by the basic factors of population genetics: natural selection, mutation pressure, and automatic [r] ...
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THE CHROMOSOMAL POLYMORPHISM OF DROSOPHILA BUSCKII IN NATURAL POPULATIONS
... busckii taken from geographically remote populations, nine different types of chromosomal aberrations have been found, of which one is a simple paracentric inversion of[r] ...
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CHROMOSOMAL POLYMORPHISM IN IRRADIATED NATURAL POPULATIONS OF CHIRONOMUS
... Evidence has been accumulated by BEARDMORE, DOBZHANSKY and PAVLOVSKY ( 1960), BATTAGLIA and SMITH (1962), and others that chromo- somal polymorphic populations are superior in[r] ...
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ESTIMATING LEVELS OF GENE FLOW IN NATURAL POPULATIONS
... It is shown that the average frequency of an allele conditioned on the number of local populations it appears in-the conditional average frequency-is approximately independ-[r] ...
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MULTILOCUS STRUCTURE OF NATURAL POPULATIONS OF HORDEUM SPONTANEUM
... This is analogous to summarizing genetic diversity at single loci by such measures as the mean number of alleles p a locus, o r the mean panmictic heterozygosity per locus [an ana[r] ...
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LINKAGE DISEQUILIBRIUM IN NATURAL POPULATIONS OF DROSOPHILA MELANOGASTER
... KOJIMA, GILLESPIE and TOBARI (1971) found the direction and magnitude of the linkage disequilibria between inversions and allozyme loci ( A d h and a-Gpd) on chromosome[r] ...
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GENETIC VARIATION IN NATURAL POPULATIONS OF DROSOPHILA OBSCURA
... Populations studied: Drosophila obscura is the most common Drosophila species in the south of Finland, growing scarcer towards the north and very rare or absent beyond [r] ...
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GENETICS OF NATURAL POPULATIONS. XVI. ALTITUDINAL AND SEASONAL CHANGES PRODUCED BY NATURAL SELECTION IN CERTAIN POPULATIONS OF DROSOPHILA PSEUDOOBSCURA AND DROSOPHILA PERSIMILIS
... The discovery of seasonal changes in the frequencies of gene arrangements in some localities on San Jacinto (DOBZ- HANSKY 1943), and the experimental reproduction of some[r] ...
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A MOLECULAR APPROACH TO THE STUDY OF GENIC HETEROZYGOSITY IN NATURAL POPULATIONS. II. AMOUNT OF VARIATION AND DEGREE OF HETEROZYGOSITY IN NATURAL POPULATIONS OF DROSOPHILA PSEUDOOBSCURA
... As Table 3 shows, between 8% and 15% of the loci in a n average individual from one of these populations will be in a heterozygous state and this is not very different from the [r] ...
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GENETICS OF NATURAL POPULATIONS. XXIII. BIOLOGICAL ROLE OF DELETERIOUS RECESSIVES IN POPULATIONS OF DROSOPHILA PSEUDOOBSCURA
... The effects in homozygous condition of 178 wild second chromosomes from a Texas population were studied a t 25°C and in cultures fed on Fleischmann’s yeast (Saccharom[r] ...
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THE GENETICS OF DROSOPHILA SUBOBSCURA POPULATIONS. IX. STUDIES ON LINKAGE DISEQUILIBRIUM IN FOUR NATURAL POPULATIONS
... Parnes, but also for Crete (unpublished observations): these latter two were the only ones studied by ZOUROS and KRIMBAS. Thus, the earlier data are not confirmed; howeve[r] ...
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ENZYME VARIABILITY IN NATURAL POPULATIONS OF DAPHNIA MAGNA II. GENOTYPIC FREQUENCIES IN PERMANENT POPULATIONS
... In permanent habitats populations of the cyclical parthenogen, Daphnia magna, reproduce by continued parthenogenesis and are subject to only spo- radic sexual recruitm[r] ...
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