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

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