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

From the Vault

How Did You Get 6?

by M0toR_jAcK

Science 2m
6 is the kind of number that you'd definitely have over for a dinner party, but you wouldn't let it dog-sit or anything. Know what I mean?
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