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[PDF] Top 20 CHROMOSOMAL POLYMORPHISM AND GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA

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CHROMOSOMAL POLYMORPHISM AND GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA

CHROMOSOMAL POLYMORPHISM AND GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA

... Joint analysis of chromosomal polymorphism and genetic load: The distribution of homozygous viability effects among gene arrangements was first investigated by a chi square analy[r] ... See full document

15

GENETICS OF NATURAL POPULATIONS. XXXIV. ADAPTIVE NORM, GENETIC LOAD AND GENETIC ELITE IN DROSOPHILA PSEUDOOBSCURA

GENETICS OF NATURAL POPULATIONS. XXXIV. ADAPTIVE NORM, GENETIC LOAD AND GENETIC ELITE IN DROSOPHILA PSEUDOOBSCURA

... Much of the work testing the heterozygous effects of chromosomes from natural and experimental populations is based on comparisons of the viabilities of indi- viduals homozygo[r] ... See full document

19

COLD TEMPERATURE RESISTANCE, CHROMOSOMAL POLYMORPHISM AND INTERPOPULATION HETEROSIS IN DROSOPHILA PSEUDOOBSCURA

COLD TEMPERATURE RESISTANCE, CHROMOSOMAL POLYMORPHISM AND INTERPOPULATION HETEROSIS IN DROSOPHILA PSEUDOOBSCURA

... MARGARET C. In third instar larvae from Boulder AR and PP third chromosome gene arrangements survived better than TL and others, while the reverse situation occurred for L[r] ... See full document

16

GENETIC LOADS IN IRRADIATED EXPERIMENTAL POPULATIONS OF DROSOPHILA PSEUDOOBSCURA

GENETIC LOADS IN IRRADIATED EXPERIMENTAL POPULATIONS OF DROSOPHILA PSEUDOOBSCURA

... The two independent methods utilized for the study of the genetic loads, namely that of the viability depression in inbred as compared to outbred progenies, and of the loss of[r] ... See full document

10

DYNAMICS OF CHROMOSOMAL POLYMORPHISM AND GENETIC LOAD: AN APPLICATION OF THE TWO-LOCUS MULTIPLICATIVE MODEL WITH HETEROSIS

DYNAMICS OF CHROMOSOMAL POLYMORPHISM AND GENETIC LOAD: AN APPLICATION OF THE TWO-LOCUS MULTIPLICATIVE MODEL WITH HETEROSIS

... if we con- sider two populations under natural selection in the same general environment (i.e., having the same fitness matrix) but isolated from one another long enough for the[r] ... See full document

19

GENETICS OF NATURAL POPULATIONS. XXIX. IS THE GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA A MUTATIONAL OR A BALANCED LOAD?

GENETICS OF NATURAL POPULATIONS. XXIX. IS THE GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA A MUTATIONAL OR A BALANCED LOAD?

... The two variables are the percentage of +/+ flies in test cultures heterozygous for two different wild chromosomes, and the mean of the percentages of such flies in [r] ... See full document

13

GENETICS OF NATURAL POPULATIONS. XXXVI. EPISTATIC INTERACTIONS OF THE COMPONENTS OF THE GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA

GENETICS OF NATURAL POPULATIONS. XXXVI. EPISTATIC INTERACTIONS OF THE COMPONENTS OF THE GENETIC LOAD IN DROSOPHILA PSEUDOOBSCURA

... A still different question that can be asked is whether the positive synergism is more likely to arise with chromosomes which lower the viability only slightly when homozygous, [r] ... See full document

12

GENETICS OF NATURAL POPULATIONS. XXVIII. THE MAGNITUDE OF THE GENETIC LOAD IN POPULATIONS OF DROSOPHILA PSEUDOOBSCURA

GENETICS OF NATURAL POPULATIONS. XXVIII. THE MAGNITUDE OF THE GENETIC LOAD IN POPULATIONS OF DROSOPHILA PSEUDOOBSCURA

... Viability of the homozygotes: The frequencies of the +/+ flies in the cultures in which this class of flies was homozygous for different wild chromosomes are summarized in [r] ... See full document

18

GENETIC COADAPTATION IN THE CHROMOSOMAL POLYMORPHISM OF DROSOPHILA SUBOBSCURA. I. SEASONAL CHANGES OF GAMETIC DISEQUILIBRIUM IN A NATURAL POPULATION

GENETIC COADAPTATION IN THE CHROMOSOMAL POLYMORPHISM OF DROSOPHILA SUBOBSCURA. I. SEASONAL CHANGES OF GAMETIC DISEQUILIBRIUM IN A NATURAL POPULATION

... decreases in autumn and spring. On the other hand, the Os, arrangement shows the opposite change over time. Allozyme seasonality Table 2 shows the electromorph frequencies[r] ... See full document

21

GENETIC LOADS IN CAGE POPULATIONS OF DROSOPHILA

GENETIC LOADS IN CAGE POPULATIONS OF DROSOPHILA

... The genetic load (viability at five levels of inbreeding) was estimated for eight cage populations of Drosophila: four of pseudoobscura, and four involving ari- zonensis a[r] ... See full document

12

Rates and Patterns of Chromosomal Evolution in Drosophila pseudoobscura and D. miranda

Rates and Patterns of Chromosomal Evolution in Drosophila pseudoobscura and D. miranda

... of chromosomal evolution since their divergence from a common ...of Drosophila pseudoobscura with its close relative, ...D. pseudoobscura and ...of chromosomal rearrangements between D. ... See full document

13

Chromosomal Inversion Polymorphism Leads to Extensive Genetic Structure

Chromosomal Inversion Polymorphism Leads to Extensive Genetic Structure

... 1992 Chromosomal variation in Drosophila robusta Stur- Cientı´fico-Te`cnics, Universitat de Barcelona, for automated DNA se- tevant, ...in Drosophila Inversion Polymorphism, edited quencing ... See full document

10

Estimates of gene flow in Drosophila pseudoobscura determined from nucleotide sequence analysis of the alcohol dehydrogenase region.

Estimates of gene flow in Drosophila pseudoobscura determined from nucleotide sequence analysis of the alcohol dehydrogenase region.

... Geographic patterns of allozyme and inversion polymorphisms in Drosophila pseudoobscura differ in their extent of genetic differentiation (PRAK- ASH, LEWONTIN and HUBBY 19[r] ... See full document

10

Mechanisms of Genetic Exchange Within the Chromosomal Inversions of Drosophila pseudoobscura

Mechanisms of Genetic Exchange Within the Chromosomal Inversions of Drosophila pseudoobscura

... of genetic differentiation with increasing dis- tance from inversion ...that genetic differentiation is highest near inversion breakpoints from the vg locus, which is within ... See full document

11

Molecular basis of polymorphism at the esterase-5B locus in Drosophila pseudoobscura.

Molecular basis of polymorphism at the esterase-5B locus in Drosophila pseudoobscura.

... We examine the nucleotide sequence variation that is associated with the two major protein electrophoretic classes and several rare electrophoretic variants from the James Re[r] ... See full document

8

GENETIC LOAD IN DROSOPHILA ROBUSTA

GENETIC LOAD IN DROSOPHILA ROBUSTA

... The percentages of adult survivor; from hatched eggs in the inbred and outbred crosses of the two populations for the years 1964 and 1965 are shown in Table 1 and the means, varian[r] ... See full document

8

GENETIC STUDIES OF NATURAL POPULATIONS OF DROSOPHILA: DROSOPHILA PSEUDOOBSCURA, A LARGE DOMINANT POPULATION

GENETIC STUDIES OF NATURAL POPULATIONS OF DROSOPHILA: DROSOPHILA PSEUDOOBSCURA, A LARGE DOMINANT POPULATION

... These procedures are followed with all these pictographs: The strains (with symbols) or crosses are given at the top; the results are plotted at the level of their average viabil[r] ... See full document

18

EXPERIMENTAL AND THEORETICAL ANALYSIS OF THE "SEX-RATIO" POLYMORPHISM IN DROSOPHILA PSEUDOOBSCURA

EXPERIMENTAL AND THEORETICAL ANALYSIS OF THE "SEX-RATIO" POLYMORPHISM IN DROSOPHILA PSEUDOOBSCURA

... SELECTION A N D SEX-RATIO 46 1 tory fitness estimation experiments have revealed: ( 1) directional viability selec- tion against SR in both males and females; (2) heterosi[r] ... See full document

22

GENE FLOW AND THE GEOGRAPHICAL DISTRIBUTION OF A MOLECULAR POLYMORPHISM IN DROSOPHILA PSEUDOOBSCURA

GENE FLOW AND THE GEOGRAPHICAL DISTRIBUTION OF A MOLECULAR POLYMORPHISM IN DROSOPHILA PSEUDOOBSCURA

... 2000 km within North America and further emphasizes the probable role of gene flow in affecting the geographical distribution of protein polymorphism in this species; [r] ... See full document

22

GENETIC POTENTIAL FOR AN EXTRA CROSSVEIN IN DROSOPHILA PSEUDOOBSCURA

GENETIC POTENTIAL FOR AN EXTRA CROSSVEIN IN DROSOPHILA PSEUDOOBSCURA

... INCE natural selection operates directly on phenotypes, and only indirectly on genotypes, phenotypic variability is as essential to evolution as genotypic variability. Accordin[r] ... See full document

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