W4L7 - transcription MCQ

• Transcription is the production of...

  1. DNA from RNA
  2. DNA from protein
  3. RNA from DNA
  4. RNA from protein
  5. protein from DNA
  6. protein from RNA

  3
• Which of the following is true about RNA?

  1. RNA made up of 4 nucleobases thymine (T), adenine (A), cytosine (C), and guanine (G)
  2. RNA made up of 4 nucleobases thymine (T), alanine (A), cytosine (C), and guanine (G)
  3. RNA made up of 4 nucleobases uracil (U), adenine (A), cysteine (C), and guanine (G)
  4. RNA made up of 4 nucleobases uracil (U), adenine (A), cytosine (C), and guanine (G)
  5. RNA made up of 4 nucleobases uracil (U), alanine (A), cytosine (C), and guanine (G)
  6. RNA made up of 4 nucleobases thymine (T), adenine (A), cysteine (C), and guanine (G).

  4
• Which of the following is the sugar in RNA?

  1. Deoxyribose
  2. Glucose
  3. Ribase
  4. Ribose
  5. Sucrose
  6. Deoxyribase


  4
• Complete the sentence: Exons....

  1. are not transcribed.
  2. are transcribed and the RNA is removed to make the mature mRNA.
  3. are transcribed, and the RNA ends up in the mature mRNA.
  4. provide the initial binding point for RNA polymerase.

  3
• Complete the sentence: Introns....

  1. are not transcribed.
  2. are transcribed and the RNA is removed to make the mature mRNA.
  3. are transcribed, and the RNA ends up in the mature mRNA.
  4. provide the initial binding point for RNA polymerase.

  2
• Which of the following sentences are true about RNA polymerase.

  1. Bacteria have one single RNA polymerase.
  2. Bacteria have three RNA polymerases.
  3. Bacteria have four RNA polymerases.
  4. Bacteria have two RNA polymerases.
  5. Eukaryotes have one single RNA polymerase.
  6. Eukaryotes have three RNA polymerases.
  7. Eukaryotes have four RNA polymerases.
  8. Eukaryotes have two RNA polymerases.

  1 and 6
• Which of the following are true about RNA capping.

  1. Capping marks RNA molecules for rapid degradation.
  2. RNA capping occurs after the first 25 nucleotides appear
  3. RNA capping only occurs one the full RNA molecule has been produced.
  4. The cap signals that the RNA molecule is a mRNA.
  5. The capping process requires the presence of protein kinase C.

  2 and 4
• Complete the following sentence:The spliceosome is a complex of...

  1. 5 DNA molecules and several hundred proteins.
  2. 5 mRNA molecules and several hundred proteins.
  3. 5 proteins.
  4. 5 snRNA molecules and several hundred proteins.

  4
• One human gene gives one protein. True or false?

  False - Due to exon skipping, it is possible for one gene to give many different final proteins.