Figure 2. — The fluorescent karyotype of the California gray whale. Note (hat the members of each 

 pair have identical bands while one pair can be distinguished from any other by its characteristic 

 banding pattern. 



Figure 3. — Comparison of the banding patterns of four species. Only group A chromosomes are 

 shown and only one chromosome from each pair per species. Species 1 and 2 are mysticetes, 

 3 and 4 are odontocetes. 



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