Biology, Pages 274-287Neil Campbell and Jane Reece's BIOLOGY remains unsurpassed as the most successful majors biology textbook in the world. This text has invited more than 4 million students into the study of this dynamic and essential discipline. |
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Page 15
... affected F2 flies suggested to Morgan that the gene affected in his white- eyed mutant was located exclusively on the X chromosome , with no corresponding allele present on the Y chromosome . His reasoning can be followed in Figure 15.4 ...
... affected F2 flies suggested to Morgan that the gene affected in his white- eyed mutant was located exclusively on the X chromosome , with no corresponding allele present on the Y chromosome . His reasoning can be followed in Figure 15.4 ...
Page 20
Neil A. Campbell, Jane B. Reece. How Linkage Affects Inheritance : Scientific Inquiry To see how linkage between genes affects the inheritance of two different characters , let's examine another of Morgan's Drosophila experiments . In ...
Neil A. Campbell, Jane B. Reece. How Linkage Affects Inheritance : Scientific Inquiry To see how linkage between genes affects the inheritance of two different characters , let's examine another of Morgan's Drosophila experiments . In ...
Page 54
... affects about one out of every 3,500 males 284 born in the United States . The disease is characterized by a progressive weakening of the muscles and loss of coordination . Affected individuals rarely live past their early 20s ...
... affects about one out of every 3,500 males 284 born in the United States . The disease is characterized by a progressive weakening of the muscles and loss of coordination . Affected individuals rarely live past their early 20s ...
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Common terms and phrases
Alterations of chromosome Barr body basis of recombination behavior of chromosomes body color characters Chromosomal Alterations chromosomal basis chromosome theory chromosomes during meiosis color and wing color blindness Concept Check crossover cytogenetic map deletion different chromosomes dihybrid dihybrid cross Drosophila embryonic eye color eyes in Drosophila F2 offspring Figure flies fly room frequency of recombination fruit fly gamete gamete receives Genes located genetic crosses geneticists genotype heterozygous homologous chromosomes homozygous humans inactivation independent assortment linkage map loci locus male fly mammal map units mated Mendel's laws Mendelian mitosis Morgan mutant allele nondisjunction nonhomologous chromosomes nonparental phenotypes nonsister chromatids normal ovum pair parental phenotypes phenotypic ratio physical basis polyploid protein Punnett square recessive allele recombinant chromosomes recombinant offspring recombination data recombination frequency recombination of linked red eyes segregation and independent sex chromosomes sex-linked disorder sex-linked trait specific gene Sturtevant tetraploid translocations white eyes wild-type allele X chromosome YyRr zygote