4.4 Pseudogenes are dead ends of evolution Interupted A Nuclear RNA mRNA AAAAAAAA 5 end corresponds 3end has with rRNA Processed MM+TAAAAAAA pseudogene Cont inuous stretch of exons Short direct repeats of target DNA Figure 16 19 Pseudogenes could arise by reverse transcription of rna to give duplex dnas that become integrated into the genome 消当
Figure 16.19 Pseudogenes could arise by reverse transcription of RNA to give duplex DNAs that become integrated into the genome. 4.4 Pseudogenes are dead ends of evolution
4.5 Unequal crossing-over rearranges gene clusters Thalassemia is disease of red blood cells resulting from lack of either a or B globin Unequal crossing-over describes a recombination event in which the two recombining sites lie at nonidentical locations in the two parental dNA molecules 消当
Thalassemia is disease of red blood cells resulting from lack of either a or b globin. Unequal crossing-over describes a recombination event in which the two recombining sites lie at nonidentical locations in the two parental DNA molecules. 4.5 Unequal crossing-over rearranges gene clusters