meiosis Flashcards

(12 cards)

1
Q

quiasmas

A

puntos de entrecruzamiento entre cromatinas no hermanas

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2
Q

tetrada

A

Cuando esos dos cromosomas homólogos ya están duplicados, cada uno tiene dos cromátidas hermanas → entonces hay 4 cromátidas en total.

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3
Q

cromosomas homologos

A

son iguales pero diferentes variables

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4
Q

bivalentes

A

aparece cuando dos cromosomas homólogos (uno materno y uno paterno) se aparean.

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5
Q

diferencia de tetrada y bivalentes

A

Bivalente : 2 cromosomas homólogos
Tétrada: 4 cromátidas hermanas
en bivalente se duplica y entetrada se mezclan

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6
Q

ovogenesis

A

se frena en diplomen y se activa en la adolescencia

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7
Q

profase 1

A

se intercambia material genetico

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8
Q

leptoteno

A

condensación de los cromosomas

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9
Q

zigoteno

A

se forman complejos zinaptonemicos o sea que hacen sinopsis

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10
Q

paquiteno

A

recombinacion

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11
Q

diploteno

A

desaparecen los complejos

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12
Q
A
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