Figure 1 - uploaded by Analía Garnero
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Metaphase and Karyotype of a Male Specimen of the Marajoara Horse, Equus Caballus, 2n=64. A) in the Metaphase, the Arrows Indicate the X and Y Sex Chromosomes; B) the Karyotype is Split into Two Main Groups and Numbered Sequentially. Two-Armed Chromosomes are Grouped Together on Rows 1, 2 and 3 (Chromosome Pairs 1 To 13). The XY Chromosomes are on Row 3. The Remaining Single-Armed Chromosomes are on Rows 4, 5 and 6 (Pairs 14 To 31).
Source publication
The Marajoara breed of horses is an important animal group genetically conserved on the island of Marajó, State of Pará, Brazil. This breed exhibits very specific characteristics, but has suffered decharacterization as a result of crossing with other naturalized breeds in Brazil. For this reason, Marajoara horses have been introduced into the Natio...
