NAGE Flashcards
What is the difference between a nucleotide and nucleoside.
pg 5
Recall the structured of the two main pentode sugars involved in nucleotides and how they bind to the different components of the nucleotide. Recall the differences in structure of ribose and deoxyribose nucleotides.
pg 5
What is the general name given to the different groups of nucleotide bases you can get, and how do you differentiate between them. Within these groups how do you differentiate between the different types of bases
pg 5
Describe the structure of DNA.
pg 6
Describe the Methods of separating and annealing strands:
pg 6
Give the details of the packaging of eukaryotic DNA
pg 6
Describe the process of DNA replication
(pg 113 ibook), pg 7
Give the details of the joining of okazaki fragments in DNA replication
pg 8
3)Describe the difference between the replication origins of eukaryotes and E coli(pg 115)
ipg 115 ibook, pg 9 l
4)What is the difference between a replication origin and replication forks , describe their relationship in eukaryotes and E coli.
pg 115 ibook, pg 9
Other than adding dNTPs to the 3’ end what is the other role of DNA polymerase
pg 9
Summarise the cell cycle
pg 9
- Describe the basic differences between DNA and RNA
pg 11
Explain the relationship between DNA and Genes, and describe the function of genes
pg 11
Summarise the details of the human Genome
pg 11
Describe Gene Expression in eukaryotic organisms
pg 11
- Define “Transcription” and summarise the process including some detail on the type of proteins and/or sequences involved
pg 12
- List the major functional classes of RNA and the classes of RNA polymerases involved in synthesising each of these.
pg 12
- Describe what is meant by a “gene promoter”
pg 12
- Describe what is meant by a “Transcription factor”
pg 12
What is the relationship between the transciption complex and RNA polymerase II
pg 13
Why is it referred to as a basal transcription complex
pg 13
What is the main method used by transcription factors in their function
pg 13
- Describe, with the aid of diagrams, the processes involved in transcribing a eukaryotic gene.
pg 13
Explain two methods through which transcription factors wor
pg 14
Recall Factors affecting Transcription Factor Expression
pg 14
Describe Gene Regulation in Human Disease
pg 14
- Distinguish “sense” and “anti-sense” DNA template strands.
pg 15
What is RNA Processing?
pg 15
Describe the Anatomy of a Gene
pg 15
Describe the Sequence of events in mRNA splicing
pg 16
Describe the Post-transcriptional modification of the gene after splicing
pg 18
Give an Example of a type of mutation in splice sites featuring in ahuman disease
pg 19
Explain the C-value paradox
What did ENCODE show
pg 20
Describe what non-coding RNAs are and give the details of examples of such.
pg 20
Compare siRNAs with miRNAs
pg 21
Describe how Antisense RNA can be used as a tool to block mRNA function
pg 23
Give the details of what takes place in RNA interference
pg 23
Describe the importance of DICER
pg 24
Explain why siRNAs are suitable to be used as therapies for genes we do not want to be expressed
pg 24
Describe the experimental evidence for the function of Micro RNAs
pg 25
Give the details of miRNA Transcription and Processing
pg 25
How can miRNA be used in bioinformatics
pg 26
Recall details of how problems with Micro RNAs can lead to Human Disease
pg 26
Recall the Structure of a typical mRNA
pg 27
Give some details of the degenerate nature of the genetic code, include examples of the extremes in your answer
pg 27
Describe how MRNA is read
pg 28
Describe the action of Transfer RNA
pg 28
Describe the Mechanism by which Aminoacyl tRNA Synthetases work
pg 28
Summarise the initiation step of translation
pg 28
Describe and explain the details of the initiation step of translation
pg 28
Summarise the elongation step of translation
pg 30
2)Describe and explain the details of the elongation step of translation
pg 30
1)Summarise the termination step of translation
pg 31
2)Describe and explain the details of the termination step of translation
pg 31
Describe and explain the whole process of translation
pg 29-32
Describe how efficiency is improved in translation
pg 33
Explain the relationship between Antibiotics and Protein Synthesis
pg 33
Give examples of antibiotic and state their mechanisms
pg 33
Describe the features of the signal sequences
pg 33
Describe the process of Protein Synthesis on rER
pg 34
Name examples of post-translational modification, and explain a quality that it increases
pg 36
escribe an EXAMPLE of Post-Translational Modification - INSULIN
pg 36
Give an exemplification of the Importance of Analysing Nucleic Acids
pg 37
1)Describe the process of cell based DNA Cloning
pg 37
2) Describe the function of restriction endonucleases
pg 37
Describe the process for the separation of DNA fragments
pg 37
1)Summarise what takes place in nucleic acid hybridisation
pg 38
IN the context of other parts of nucleic acid analysis, describe what takes place in hybridisation
pg 38
Give examples of various hybridisation techniques and the type of nucleic acids they include
pg 39
Explain examples of the uses of hybridisation(not sure of this part)
pg 39
Exaplain Melting Temperature and Hybridisation Stringency, and the factors that affect it
pg 40
escribe how the process of Polymerase Chain Reaction is carried out
pg 41
Describe the PCR Primer Design
pg 41
Describe Applications of PCR
pg 41
Describe what a DNA (Oligonucleotide) Microarrays is
pg 41
Give EXAMPLES of Microarray Applications:
pg 42