Molecular Biology (BIO302)

1. Rho-independent terminators are also called ________ because they need no other factors to work.

   1. intrinsic terminators
   2. Extrinsic terminators
   3. Both Intrinsic and extrinsic
   4. None of the given

2. TFIIB, is a single polypeptide chain that enters the ________ after TBP.

   1. preinitiation complex
   2. TFB complex
   3. TBP complex
   4. polymerase-DNA complex

3. Plants have following polymerase except

   1. Pol IV
   2. Pol V
   3. Pol I to Pol V
   4. Pol 0

4. Organism like ________ have only one RNA polymerase but all ________ have at least three different ones i.e., Pol I, II, and III.

   1. eukaryote-prokayote
   2. bacteria-eukaryotes
   3. eukaryotic plants-eukaryotic animals
   4. eukaryotic plants-prokayote

5. In case of the bacterial enzyme bearing o70, this transition is often called

   1. Polymerization and isomerization
   2. Polymerization
   3. Isomerization
   4. None of the given

6. Usually Pol II promoters contain a TATA box ________ of the transcription start site.

   1. upstream
   2. downstream

7. The number of heptapeptide repeats (Tyr-Ser-Pro-Thr-Ser-Pro-Ser) in CTD correlates with the complexity of ________ of a cell.

   1. genome
   2. gene

8. The promoter for the ________ gene comprises two parts: the core element and the UCE (upstream control element).

   1. rRNA
   2. tRNA
   3. mRNA
   4. DNa

9. The Elongating ________ is a processive machine that synthesizes and proofreads ________.

   1. helicase-RNA
   2. polymerase-RNA
   3. polymerase-DNA
   4. helicase-DNA

10. During DNA elongation, the enzyme polymerase adds one ________ at a time to the growing ________.

    1. nucleotide-DNA
    2. amino acid-DNA
    3. amino acid-RNA
    4. nucleotide-RNA

Select a course code for Objective Questions:

ACC311 ACC501 BIF101 BIF401 BIF501 BIO101 BIO201 BIO202 BIO203 BIO204 BIO301 BIO302 BIO303 BIO401 BIO503 BNK603 BT101 BT201 BT301 BT302 BT401 BT402 BT403 BT404 BT405 BT406 BT501 BT504 BT505 BT604 CHE201 CHE301 CS001 CS101 CS201 CS202 CS204 CS301 CS302 CS304 CS311 CS401 CS402 CS403 CS408 CS501 CS502 CS504 CS506 CS508 CS601 CS602 CS604 CS605 CS607 CS609 CS610 CS614 CS707 CS710 ECO401 ECO402 ECO403 ECO404 EDU302 EDU401 EDU402 EDU501 EDU601 ENG101 ENG201 ENG301 ENG501 FIN611 FIN624 FIN625 ISL201 IT430 MCM101 MCM301 MGMT623 MGT101 MGT211 MGT301 MGT401 MGT402 MGT501 MGT502 MGT503 MGT510 MGT601 MGT603 MKT501 MKT610 MKT630 MTH101 MTH202 MTH302 MTH501 MTH601 MTH634 PAK301 PHY101 PHY301 PSY101 PSY403 PSY502 PSY512 SOC101 SOC301 SOC401 STA301 STA630 STA641 ZOO102 ZOO401 ZOO501 ZOO502 ZOO503 ZOO504 ZOO505 ZOO506 ZOO510 ZOO630

Select a course code for Subjective Questions:

ACC311 CS001 CS101 CS201 CS301 CS607 CS701 CS702 CS703 CS704 CS707 CS708 CS710 CS711 CS718 CS721 CS724 ECO401 ECO403 ENG101 ENG301 MGT703 MTH501 STA301