heranÇa cromossÔmica prof. dr. josé ferreira dos santos depto. genética ccb/ufpe
TRANSCRIPT
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HERANÇA CROMOSSÔMICA
Prof. Dr. José Ferreira dos SantosDepto. Genética
CCB/UFPE
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Estrutura cromossômica
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Centrômero e Cinetócoro
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Complexo sinaptonêmico
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Cromossomos em microscopia de varredura
Esquema do cromossomo metafásico
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Cromossomos especializados
1. Cromossomos plumosos (escova):
Diplóteno da meiose de anfíbios
2. Cromossomos politênicos (gigantes):
Intérfase mitótica de insetos
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Cromossomos plumosos
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Cromossomos politênicos
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O começo da Drosophila
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Politênicos de Drosophila
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Politênicos de Drosophila
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Indução de Pufes
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Zaprionus indianus
Primeiro registro: 1999 Brasil
Registro no NE: 2000
Origem: Africana
Pertencente ao gênero Zaprionus (150 espécies)
Encontrada preferencialmente em áreas abertas e evitando florestas densas que aparentemente servem como barreira geográfica limitando sua expansão
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Mapeamento em Z. indianus
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Hibridização in situ
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Bandeamento
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Obrigado !!!
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