Meiosis Flashcards

1
Q

Resultado de la meiosis

A

4 células con 23 cromosomas

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2
Q

Que son los quiasmas

A

Lugares específicos de los cromosomas donde se intercambian material genético

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3
Q

Fases de la profase 1 en meiosis

A

Leptoteno - zigoteno - paquiteno - diploteno- diacinesis

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4
Q

Leptoteno en profase 1

A

Los cromosomas comienzan a condensarse

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5
Q

Zigoteno de profase 1

A

Hay una sinapsis sinaptonemica entre cromosomas homólogos a través de complejos sinaptonemicos (proteínas que mantienen unidos)

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6
Q

Paquiteno de profase 1

A

Se da el entrecruzamiento cromosómico y se forman los quiasmas

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7
Q

Diploteno de profase 1

A

Desaparece complejo sinaptonemico, se ven los quiasmas y se separan cromosomas homologos

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8
Q

Diacinesis de profase 1

A

Desaparece el núcleo y condensan los cromosomas

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9
Q

Anafase 1 de meiosis

A

Los cromosomas se desplazan a polos opuestos

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10
Q

Anafase 2 de meiosis

A

Se separan las cromátidas a polos opuestos

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11
Q

Resultado de meiosis 1

A

2 células con 23 cromosomas de 2 cromatides

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12
Q

Resultado de meiosis 2

A

4 células de 23 cromosomas de 1 cromatide

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