456306
Descrição
Quiz por gina_evans0312, atualizado more than 1 year ago
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Criado por gina_evans0312
quase 11 anos atrás
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Questão 1
Questão
The Human genome is made up of approx 30,000 genes (in both mitochondrial and nuclear DNA
Responda
- True
- False
Questão 2
Questão
How do genes code more than one protein?
Responda
-
Reversed transcription
-
Gene modification
-
Differential splicing
Questão 3
Questão
What is the most versitile human gene?
Responda
-
The Slo gene
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The Pap gene
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The Hr4 gene
Questão 4
Questão
The human slo gene can make up to 500 different mRNA's and works in sound regulation
Responda
- True
- False
Questão 5
Questão
RNA cannot be edited after transcription
Responda
- True
- False
Questão 6
Questão
What is a common method of altering RNA?
Responda
-
Degrading cytosine to uracil
-
Degrading thymine to uracil
-
Degrading adenine to uracil
Questão 7
Questão
Approx 20% of cytosine is methylated
Responda
- True
- False
Questão 8
Questão
Cytosine methylation is restricted to where?
Responda
-
C's immediately 5' of guanidine
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C's immediately 5' of adenine
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C's immediately 3' of guanidine
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C's immediately 3' of adenine
Questão 9
Questão
Methylated cytosine can spontaneously deanimate to thymine
Responda
- True
- False
Questão 10
Questão
Match the word to it's definition- where methylation is done upstream of a gene in order to pack it around the nucleosome and silence it
Responda
-
De-novo methylation
-
Maintentence Methylation
Questão 11
Questão
Maintanence methylation- added to newly synthesised DNA opposite methylated groups on the parent strand
Responda
- True
- False
Questão 12
Questão
Clusters in the human genome are the same as in the bacterial genome
Responda
- True
- False
Questão 13
Questão
What is a multigene family?
Responda
-
Where related genes of a similar function are found together
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Where related genes of different functions are found together
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Related genes with similar functions
Questão 14
Questão
Gene families are orthologues of each other
Responda
- True
- False
Questão 15
Questão
What is a pseudogene?
Responda
-
An inactive gene due to faulty (partial) replication of the original
-
A mutated gene that has become non-functional
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Slowly more mutations accumulate
Questão 16
Questão
What is the difference between a pseudogene and a processed pseudogene?
Responda
-
The latter has no introns or promoter
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The former contains no introns or promoter
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The latter can be used to create mRNA (though it's non functional)
Questão 17
Questão
Processed pseudogenes are throught to be caused by the re-integration of siRNA into the genome
Responda
- True
- False
Questão 18
Questão
Gene fragments are sections that look like incomplete genes
Responda
- True
- False
Questão 19
Questão
Assuming the squares are all repeated units, what is the image an example of?
Image:
I.E (image/png)
Responda
-
Iterspersed Repeated Intergenic DNA
-
Gene Clusters
-
Introns
Questão 20
Questão
Which of the following is not an Interpersed Repeated Intergenic DNA?
Responda
-
LINES
-
SINES
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DNA transposons
-
MINES
Questão 21
Questão
Interspersed Repeating Intergenic DNA are DNA sections that replicate themselves as they move around the genome.
Responda
- True
- False
Questão 22
Questão
LTR's, LINE's and SINES's are transposed around the genome, how?
Responda
-
RNA
-
DNA
-
Proteins
Questão 23
Questão
DNA transposons also have an RNA intermediate
Responda
- True
- False
Questão 24
Questão
Satellites, Minisatellites and Microsatellites are all examples of what?
Responda
-
Tandemly repeated extragenic DNA
-
Interspersed Replicating Integrated Elements
-
Interspersed Repeating Intergenic elements
Questão 25
Questão
Microsatellites are caused by replication slippage
Responda
- True
- False
Questão 26
Questão
Tandemly Repeating Extragenic DNA is useful for what?
Responda
-
Splicing
-
DNA fingerprinting
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Genome mapping
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