ZELULA-NUKLEOA Flashcards

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1
Q

Zer da NUKLEOA?

A

Zelularen egitura garrantzitsuena

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2
Q

Zer dauka NUKLEOA?

A

Info eta herentziazko info

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3
Q

Nola deitzen da bere egitura garrantzitsuena?

A

Interfasea

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4
Q

Zenbat zati ditu?

A

4

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5
Q

Zeintzuk?

A

Nukleo-mintza, nukloloa, nukleo-plasma, eta kromatina

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6
Q

Nukleo-mintza…

A

-mintz bikoitza
-nukleo eta zito plasma bereiztu
-poroak zeharkatu, RNA molekula garraiatzeko

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7
Q

Nukleo-plasma…

A

-inguru urtsua da
-azido-nukleiko sintetizatu

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8
Q

Nukleoloa….

A

-esfera itxura
-DNA/RNA/protinaZ osatuta
-erribosomak sintetizatu eta antolatu

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9
Q

Kromatina…

A

-proteinen DNAz osatuta
-zuntz-korapiloa dirudi

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10
Q

Zein da beste funtzioa?

A

Nukleo egitura

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11
Q

Zertan datza erdibitzea?

A

-nukle-mintz desegin
-nukleolo desegin
-kromatina zuntz, 2koiztu, kondentsatu, kiribildu, kromosoma eratzeko. Eta kromatida bikinzentromeroan elkartu.

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12
Q

Azaldu kromosoma-kopuru sistema

A
  1. Espezie bereko zelulas, kromosoma =
  2. Sexubide, homologoa, info bera (Diploidea 2n)
  3. Sortu-Bakar, 46 homologo (23bikote), batek sexua erabaki, X eta Y sexu-kromosomak dute (Haploide n)
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