Skip to content
Back to quiz
6. What is the name of the process by which sugar molecules are added to a polypeptide?
- Acetylation
- Lipidation
- Sumoylation
- Glycosylation
- Phosphorylation
7. An electrophoretic mobility shift assay (EMSA)...?
- Directly shows binding of nuclear proteins to a specific part of the promoter
- Tests for transcriptional activity
- Inhibits transcription
- Tests for translational activity
- Inhibits translation
8. The histone octamer core comprises...?
- 2xH2A/H2B + 2xH3/H4
- 4xH2A/H2B
- 2xH1/H2A + 2xH1/H2B
- 4xH2A/H3
- 2xH2A/H3 + 2xH2B/H4
9. In which direction does DNA polymerase move?
- 5' to 3'
- right to left
- upwards
- 3' to 5'
- left to right
10. Which AA causes a 'kink' in the polypeptide chain?
- Phenylalanine
- Proline
- Alanine
- Glutamine
- Glycine
11. How is diversity generates during meiosis?
- Synthesis and crossing over
- Synapsis and crossing wires
- Synapsis and crossing over
- Synthesis and crossing under
12. Centromeres.....?
- A and C
- B) protect the ends of chromosomes
- A and B
- A) consist of satellite DNA
- C) anchor chromosomes to spindles
13. What is the name of the tandem repeat of type CA(n) or CACACACACA?
- Microsatellites
- Micro and Mini
- Minisatellites
- Satellites
14. Which type of DNA binding domain is found in nuclear receptors?
- Basic helix loop helox
- Helix turn helix
- Zinc finger
- Leucine zipper
15. Which of the following is true about cancer?
- SNPs may increase the risk
- all the things
- cancer may involve DNA repair defects
- there are monogenic forms
- cancer is a complex disease
16. What is the start codon for translation in mRNA?
17. A heterodimeric nuclear receptors...?
- Translocates into the nucleus on ligand binding
- Binds to RNA polymerase
- Doesnt require ligand binding for activity
- Is exclusively in the nucleus
- Remains in the cytoplasm
18. Single nucleotide polymorphisms are...?
- common
- always advantageous
- rare
- always deleterious
- always neutral
19. What structure is found on the 5' end of a mature mRNA?
20. What is the process in eukaryotes whereby ribosomes find the start site of translation?
- Writing
- Reading
- Scanning
- Gliding
- Sliding