1.9 NUKLEO INTERFASIKO Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

nukleo interfasikoa

A
  • zatitzen ari ez denean
  • kopurua: oro har 1/ zelulako
  • itxura : landare= disko,,animalia=biribila
  • kokapena: landare= alboan,,animalia= erdian
  • tamaina: 8-10 mikrom
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

zer atal daude nukleo interfasikoan?

A
  • mintz nuklear
  • nukleoplasma
  • nukleolo
  • kromatina
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

MINTZ NUKLEARRA

A
  • kanpo mintza lotuta eep (erribo lotuta)
  • barrukoa : proteina bererziak ditu / lamina nuklearrari lotuta ( egitura proteiko)
  • poro nuklearrak : mintzak zeharkatu
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

PORO NUKLEARRAK

A

8 proteinek mugatu
substantzia trukea ahalbidetu
- ZITOPLASMATIK: nukleotido,histona,enz
- NUKLEOPLASMATIK: ARNm,erribosomak

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

NUKLEOPLASMA

A
  • dispertsio koloidala = gel egoeran
  • solutuak: ioiak,proteinak,nukleotido,enz
  • BERTAN: DNA bikoiztu, RNA motak sintetizatu
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

NUKLEOLOA

A
  • EGITURA esferikoa
  • mintzik ez
  • RNAm sintesia= erribosomen sintesia
    bat baino gehiago egon daitezke aktibitate zelularraren arabera
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

NOLA SORTZEN DIRA ERRIBOSOMAK nukleolo

A

nukleoloko RNAm elkartzen dira zitoplasmako proteinekin = azpiunitate
azpiun1+azpiun2 = erribosoma

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

kromatina

A

DNA + histona = zuntzak eratu
- eukromatina – nukleosoma
- heterokromatina–solenoide
2 hetero

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

2 heterokromatina mota

A
  • konstitutiboa= zelula orotan trinko
  • fakultatiboa = zelula batzutan trinko
How well did you know this?
1
Not at all
2
3
4
5
Perfectly