Transformasi genetik tanaman Flashcards

1
Q

Metode transformasi genetik tanaman

A
  1. Transfer gen secara langsung (DGT)
  2. Biolistrik
  3. Agrobacterium
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2
Q

Transfer gen secara langsung
1. Bahan
2. Sel kompeten
3. Menggunakan
4. Masalah

A
  1. Protoplas
  2. Mg+2 (MgSO4) dan Ca+2 (CaCl2)
  3. PEG dan heat shock
  4. Regenerasi
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3
Q

Biolositrik
1. Proyektil
2. Energi

A
  1. Emas atau tungsten
  2. Gas helium
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4
Q

Agrobacterium yang digunakan pada metode transformasi genetik tanaman

A

A. tumefaciens > tumor > pTi
A. rhizogenes > akar rambut >pRi

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5
Q

Proses pembentukan tumor

A

Tanaman luka > asetosiringon, hydroxyasetosiringon > induksi gen vir yang terdapat di plasmid pTi

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6
Q

Gen Vir
1. Terdapat … gen di dalam … operon
2. Berada di …
3 Fungsi

A
  1. 25 gen, 7 operon
  2. luar T-DNA
  3. Replikasi, Transfer, dan Integrasi T-DNA di genom tanaman
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7
Q

Vektor biner

A

Dua vektor: satu mengandung gen-gen vir, satu mengandung gen target (MmSOD) di T-DNA

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8
Q

Vektor kointegratif

A

Satu vektor mengandung gen-gen vir dan target (MmSOD) di T-DNA

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