Alteraciones cromosomicas Flashcards

1
Q

poliploidias

A

JUEGO EXTRA DE CROMOSOMAS
multiplos del numero haploide como: 3n, 4n, 5n.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

aneuploidias

A

ganancia o perdida de cromosomas individuales. Son mas frecuentes que las euploidias

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

mosaicismo

A

presencia de dos lineas celuares diferentes que proceden de un mismo cigoto

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

quimerismo

A

dos lineas celulares distintas procedentes de diferentes cigotos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

euploidias

A

variaciones del numero normal de cromosomas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

que tiene de importancia la triploidia

A

es la poliploidia mas frecuente observada

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

diandria

A

cuando un ovulo haploide es fertilizado por dos espermatozoides

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

trisomia

A

tipo de aneuploidia y se refiere a la ganancia de un cromosoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

monosomia

A

perdida de un cromosoma. es un tipo de aneuploidia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Diginia

A

cuando un espermatozoide haploide normal fertiliza un ovulo con doble contribución genetica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

2% de abortos

A

suele ser por poliploidias

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

deleciones

A

desaparece una parte del cromosoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

duplicaciones

A

pedazo extra de cromosoma
CROMOSOMA HOMOLOGO

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

inversiones

A

un cromosoma se rompe y el fragmento se vuelve a unir al mismo cromosoma pero se invierte

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

translocaciones

A

parte de un cromosoma se desprende y se intercambia por una parte de otro cromosoma
NO HOMOLOGO

How well did you know this?
1
Not at all
2
3
4
5
Perfectly