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 27
... called parental types . But two nonparental phenotypes are also found among the offspring . Because these offspring have new combinations of seed shape and color , they are called recombinant types , or recombinants for short . When 50 ...
... called parental types . But two nonparental phenotypes are also found among the offspring . Because these offspring have new combinations of seed shape and color , they are called recombinant types , or recombinants for short . When 50 ...
Page 35
... called a linkage map . Figure 15.7 ( p . 281 ) shows Sturtevant's linkage map of three genes : the body - color ( b ) and wing- size ( vg ) genes depicted in Figure 15.6 and a third gene , called cinnabar ( cn ) . Cinnabar is one of ...
... called a linkage map . Figure 15.7 ( p . 281 ) shows Sturtevant's linkage map of three genes : the body - color ( b ) and wing- size ( vg ) genes depicted in Figure 15.6 and a third gene , called cinnabar ( cn ) . Cinnabar is one of ...
Page 37
... called centimorgans in honor of Morgan . In practice , the interpretation of recombination data is more complicated than this example suggests . For example , some genes on a chromosome are so far from each other that a crossover ...
... called centimorgans in honor of Morgan . In practice , the interpretation of recombination data is more complicated than this example suggests . For example , some genes on a chromosome are so far from each other that a crossover ...
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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