Meiosis vocabulario Flashcards

1
Q

Mt astrales

A

centrosoma –> exterior de la membrana

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2
Q

Mt polares

A

centrosoma –> otro mt polar
integridad huso mitótico

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3
Q

Leptoteno

A
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4
Q

Paquiteno

A

Entrecruzamiento

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5
Q

Zigoteno

A
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6
Q

Mt cromosómicos

A

Se unen al cinetocoro

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7
Q

Cinetocoro

A

se ubica en el centrómero, permite desplazamiento cromosómico

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8
Q

Gametos

A

célula reproductiva de un animal

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9
Q

Célula germinal

A

Al madurar es célula reproductora

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10
Q

Haploide

A
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11
Q

Diploide

A
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12
Q

Alelos

A

Una de las posibles versiones del mismo gen

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13
Q

Cuerpos residuales

A
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14
Q

Cohesinas

A

Mantienen unidas a las cromátidas hermanas

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15
Q

Diacinesis

A
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16
Q

Cariocinesis

A

Separación del cariotipo

17
Q

Trisomía 21

A

Sx de down

18
Q

Trisomía 18

A

Sx. Edwards

19
Q

Causas de las trisomías

A

-No disyunción
-Translocación
–> Mosaismo

20
Q

Sx. XXX

A
21
Q

Trisomía 13

A

Sx. Patau

22
Q

Sx. Klinefelter

A

XXY

23
Q

Monosomías

A

-Sx. de Turner (falta parcial/completa X)
-Sx. Cri du Chat

24
Q

Translocación (def y ej)

A

Def: segmento cromosoma se agrega a un cromosoma distinto
Ej: Leucemia Mieloide Aguda

25
Q

Inversión

A

Def: Se invierte un segmento ADN y se vuelve a unir
Ej:

26
Q

Deleción

A

Micro/macro deleción: eliminación de un nucleótido hasta un segmento completo

27
Q
A