Quiz Online Chapter 12 Regulation Of Genome Activity
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QUIZ ONLIE Chapter 12 Regulation of Genome Activity QUIZ ONLINE UJI NYALI MENGHADAPI UJIAN 3SENIN, 22 Desember 2008, JAM 19. 00 WIB20 soal pilihan ganda (waktu 15 menit)Ada hadiahnya lho. . . Ikutan ya. . . Jangan lupa. . . . --------------------------------------Kasih komentar dunk di kotak komen di bawah ini. . . . Click comments please
- 1.Binding of these polypeptides to their cell surface receptors results in activation of a type of transcription factor called a signal transducer and activator of transcription:
- A.
Interleukin
- B.
Janus kinases (JAKs)
- C.
Lactose
- D.
Lactoferrin
- E.
Glucose
- 2.The phenomenon whereby a bacterium, when provided with a mixture of sugars, uses up one sugar before beginning to metabolize the second sugar:
- A.
Ras system
- B.
SAP (stress activated protein) kinase system
- C.
MAP (mitogen activated protein) kinase system
- D.
Diauxie
- E.
STAT (signal transducer and activator of transcription)
- 3.Aktivator transkripsi tergantung tembaga (copper) pada ragi: 1) Mac1p 2) Lactoferrin 3) Ace1p 4) Allolactose
- A.
Jika 1, 2, 3, dan 4 benar
- B.
Jika 1 dan 3 benar
- C.
Jika 2 dan 4 benar
- D.
Jika hanya 4 yang benar
- E.
Jika semua benar
- 4.Hormon glucocorticoid mengikat pada elemen respons estrogen yang mempunyai urutan palindrom terbalik di bawah ini:
- A.
5′-AGAACANNNAGAACA-3
- B.
5′-AGAACANNNTGTTCT-3′
- C.
5′-AUG-3′
- D.
5′-UUG-3′
- E.
5′-GUG-3′
- 5.Control of cellular activity, including genome expression, via a cell-surface receptor that responds to an external signal:
- A.
Phosphorylation
- B.
Gene conversion
- C.
Signal transduction
- D.
Maternal-effect genes
- E.
Mating-type switching
- 6.A Drosophila gene that is expressed in the parent and whose mRNA is subsequently injected into the egg, after which it influences development of the embryo:
- A.
Catabolite repression system
- B.
SAP (stress activated protein) kinase system
- C.
MAP (mitogen activated protein) kinase system
- D.
Maternal-effect gene
- E.
STAT (signal transducer and activator of transcription)
- 7.Struktur mirip-sel yang terdiri dari masa sitoplasma dengan banyak nuclei:
- A.
Syncytium
- B.
Mating-type switching
- C.
Polycomb
- D.
Bicoid
- E.
Nanos
- 8.Aktivator transkripsi yang berperan mengaktivasi gene-gen subunit RNA polimerase σE dan σF pada proses sporulasi Bacillus subtilis:
- A.
Activated SpoOA
- B.
LIN-3
- C.
Bicoid
- D.
P6.p
- E.
P7.p
- 9.A coordinated series of transient and permanent changes that occurs during the life history of a cell or organism:
- A.
Transient
- B.
Diferensiasi
- C.
Transkripsi
- D.
Translasi
- E.
Development
- 10.The ability of yeast cells to change from a to α mating type, or vice versa, by gene conversion:
- A.
Syncytium
- B.
Mating-type switching
- C.
Polycomb
- D.
Bicoid
- E.
Nanos
- 11.The consensus sequence of the DNA-binding sites for STATs:
- A.
5′-AGGAGGU-3′
- B.
5′-GUG-3′
- C.
5′-AUG-3′
- D.
5′-TTN5–6AA-3′
- E.
5′-UUG-3′
- 12.An extracellular signaling protein which acts as a transcription activator:
- A.
Mac1p
- B.
Allolactose
- C.
Copper
- D.
Lactoferrin
- E.
Estradiol
- 13.The response element for vitamin D3, which is a steroid derivative that activates transcription via a nuclear receptor, has the sequence:
- A.
5′-TGAACCNNNAGAACA-3
- B.
5′-AGGTCANNNAGGTCA-3′
- C.
5′-UUG-3′
- D.
5′-TTN5–6AA-3′
- E.
5′-AUG-3′
- 14.In Saccharomyces cerevisiae and some other species the mating-type switching involves a genome rearrangement called :
- A.
Diferensiasi
- B.
Gene conversion
- C.
Syncytium
- D.
Polycomb
- E.
Feedback loops
- 15.Ketika hanya satu bagian tubuh lalat buah yang harus dispesifikasi pada posisi tertentu, maka suatu sel harus mengekpresi gen homeotik yang benar. Hal tersebut dijamin oleh aksi:
- A.
Prespore
- B.
Gene conversion
- C.
Polycomb
- D.
CREB
- E.
Janus kinases (JAKs)
- 16.Suatu gen yang menetapkan identitas bagian badan seperti segemen embrio Drosophila:
- A.
CREB
- B.
SpoOA
- C.
Gen SpoIIR
- D.
Gen selektor homeotik
- E.
JAK
- 17.Protein ini disandi oleh gen selektor homeotik dan bertanggung jawab untuk menspesifikasi identitas segmen lalat buah:
- A.
Protein MyoD
- B.
Protein deformed (Dfd)
- C.
STAT
- D.
Janus kinases (JAKs)
- E.
MAP kinase
- 18.In muscle development of vertebrates, a cell becomes committed to becoming a muscle cell when it begins to express ____________
- A.
MyoD gene
- B.
Gene conversion
- C.
MAT gene
- D.
Dfd gene
- E.
MAT-like genes
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