CROMOSOMAS Flashcards

1
Q

CARACTERÍSTICAS DE LOS CROMOSOMAS

A

46 cromosomas
22 autosomas
2 formas de comatina (eucromatina y heterocromatina)
1 cromosoma sexual

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2
Q

NOMENCLATURA DE LOS CROMOSOMAS

A

Cada brazo cromosómico se divide en etíopes y cada región se subdivide en bandas numeradas (del centro a los extremos)

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3
Q

Brazo largo

A

p

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4
Q

Brazo corto

A

q

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5
Q

CEN

A

centrómero

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6
Q

DEL

A

delección

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7
Q

DUP

A

duplicación

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8
Q

FRA

A

sitio frágil

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9
Q

I

A

isocromosoma

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10
Q

INV

A

Inversión

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11
Q

ISH

A

Hibridación in situ

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12
Q

R

A

anillo (ring)

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13
Q

T

A

translocación

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14
Q

ter

A

Terminal o extremo

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15
Q

/

A

Mosaicismo

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16
Q

+ o -

A

ganancia o perdida