Science Quiz / DNA replication, mutation and repair revision

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Can you name the DNA replication, mutation and repair revision

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QuestionsAnswer
Adenine deamination causes the product to base pair with...
An example of direct repair removing foreign methyl groups is..
exonuclease moves in which direction?
An example of direct repair which removes damaged DNA and resynthesises it is...
When a single base is changed it is called a...
Errors in DNA replication, replication slippage and deamination are examples of...
What is the distance (in bases) between each replication origin in eukaryotes?
What is the direction of DNA synthesis?
primers are no longer than...
Which molecule extends the primers with DNA from 5' to 3'
Which type of UV light is absorbed by the ozone layer?
A symptom of XP is extreme sensitivity to sunlight by the age of...
How many replication orgins do eukaryotic chromosomes have?
An example of gross mutation, translocation is...
Deamination is...from a molecule
When the last base of the triplet code is changed, unaltering the amino acid it is known as...
Reverse slippage is caused by the...
A reverse transcriptase inhibiter that was used before but became obsolete due to the high RNA mutation rate was...
Indels generally do not have major impact on health when they occur in an...
DNA damage is repaired via...
Cri du chat syndrome caused by the...
Chemically physical induced mutations are caused by...
In which phase are the duplicated copies of DNA separated and prepared for mitosis?
Physical induced mutation includes...
What is the final error rate in DNA?
What is the hayflick limit?
Daughter strands are produced from parent strands where?
If an indel keeps the DNA code a multiple of three then there is...
small scale insertion and small scale deletions are known as...
Why must the end replication paradox not occur?
Uv light causes..to form
QuestionsAnswer
Mutations appear in our genomes due to...
Individual who are homozygous of the...in the CCR5 allele are resistant to HIV I
An example of a gross level deletion mutation is...
huntington's disease is more likely if there are more than 10-34 (36-121) of which codon and amino acid
When a single code in the triplet code is altered and the causing the amino acid to change this is known as a...
Why does telomerase not need a chromosomal template?
What is unusual about telomerase?
DNA polymerase will only begin synthesis at...
molecules which fit into spaces between base pairs causing replication errors are known as...
DNA synthesis commences in which phase?
A nonsense mutation is when an amino acid triplet code is mutated into a...
Cytosine deamination causes the product to base pair with...
Gross mutations include...
Which cells do not grow old and have no reproductive limit?
A non-synonymous mutation is called a...
Supercoiling causes...
What is primase?
Which molecule fills in the gaps between adjacent okazaki fragments?
Which molecule is used to prompt DNA replication?
Which molecule is used to prevent supercoiling?
Chronic myelogenous leukaemia occurs when pieces of...resulting in the philidelphia chromosome
indwells generally do have a major impact on human health when they occur in an....
Ends of linear chromosomes being lost after each round of replication is known as the...
DNA polymerase posses which correction enzyme to check if a wrong nucleotide is present?
Due to a frame shift the...
CCR5 codes for the.... that is also the co-receptor for HIV I
Which molecule removes RNA primers and replaces it with DNA on both strands?
telomerase is a type of...
When N-RAS mutates its amino acid Gln becomes...
cytosine is deaminated to...
The formation of telomeres is catalysed by the enzyme...
QuestionsAnswer
What forms when helicase unwinds DNA?
Where do SSB's sit?
Another name for the hayflick limit?
what percentage of all human primary tumor test positive for telomerase activity?
Which protein is used to prevent the single strand DNA rejoining by stabilising it?
defective nucleotide excision repair of UV damage can lead to...
reverse transcriptase is a type of...
Unwinding the double helix in one region causes coiling in another, what is this known as?
Semi conservative replication means each DNA molecule contains...
In which part of the cell cycle does protein synthesis occur?
Where do helices enzymes act?
an example of NER mutation for UV damage is the mutation in...which encodes for a helices required for NER
sickle cell is an example of a...
another name for a silent mutation is called a...
Adenine is deaminated to...
The strand within which there is no lag is called...
forward slippage is caused by the...
If an index is not a multiple of three after an index a...occurs
In sickle cell the amino acid glutamic acid becomes..
Reverse transcriptase can't proofread because...
How many replication origins to circular bacterial chromosomes have?
in which direction does telomerase work?
replication happens...in both eukaryotes and prokaryotes
The lagging strand contains...
Cystic fibrosis occurs due to a deletion of which gene
What prevents the loss of the ends of chromosomes after a round of replication?
Topoisomerase...to relieve pressure of supercoiling
Which enzyme separates the DNA into two strands?
Errors in DNA replication occur due to the...
ionizing radiation causes....to break
Which type of UV light is mutagenic?

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