Alexandra McCabe
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Third Year Gene's and Genomes Quiz on Peter test 2, created by Alexandra McCabe on 27/05/2015.

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Alexandra McCabe
Created by Alexandra McCabe about 9 years ago
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Peter test 2

Peter test 2

Question 1 of 29

1

What is a pseudogene?

Select one or more of the following:

  • genes that don't function or code anymore

  • gene that don't function but still code

  • Genes that still function but don't code

  • Genes that code and function

Explanation

Question 2 of 29

1

What is not found pseudogenes

Select one or more of the following:

  • failed duplication events

  • genes moved by transposition

  • Disabled genes

  • enable genes

Explanation

Question 3 of 29

1

What is a copy of DNA that has an intron or exon inserted somewhere else in the gene

Select one or more of the following:

  • Normal gene

  • non-processed pseudogene

  • Processed pseudogene

  • Unprocessed pseudogene

Explanation

Question 4 of 29

1

What is mRNA taken up transposable elements and placing it back in the genome

Select one or more of the following:

  • Normal genes

  • Non-processed pseudogenes

  • processed pseudogenes

  • Unprocessed pseudogenes

Explanation

Question 5 of 29

1

What is the name of the process whereby large segments in the parent cell are made into single segments due to catalytic reactions

Select one or more of the following:

  • Homologous recombination

  • Site-specific recombination

  • Transposition

Explanation

Question 6 of 29

1

Who discovered transposable elements?

Select one or more of the following:

  • Barbara McClintock

  • Sir David Bruce

  • Sir Elton John

  • Stansis Barthanin

Explanation

Question 7 of 29

1

What happens to corn kernel colour when the "C" gene is transposed by Ds

Select one or more of the following:

  • Stays the same

  • Purple

  • Clear= red

  • Clear=purple

Explanation

Question 8 of 29

1

When the ds interrupts the gene the protein is now produced

Select one of the following:

  • True
  • False

Explanation

Question 9 of 29

1

Why would you get a spotted kernel?

Select one or more of the following:

  • The corn immune cells are destroying the TE

  • The mutant ds is transposed out of the gene causing the gene to return to normal

  • Ds starts to fade

  • Ds starts to become inactive

Explanation

Question 10 of 29

1

How does the mutant ds TE arise?

Select one or more of the following:

  • Rearrangement of C gene

  • Rearrangement of Ac gene

  • exactly the same as C gene

  • exactly the same as Ac gene

Explanation

Question 11 of 29

1

When are Ac/ds transposed mostly?

Select one or more of the following:

  • Chromosome replication

  • When chromosomes are methylated

  • When chromosomes are demethylated

Explanation

Question 12 of 29

1

What two things do you always find at the end of a transposable element?

Select one or more of the following:

  • inverted repeated

  • No repeats

  • direct repeats

Explanation

Question 13 of 29

1

Which TE mechanism cuts and pastes gene into another place?

Select one or more of the following:

  • Simple transposition

  • Replicative transposition

  • retrotransposition

Explanation

Question 14 of 29

1

In which organism is simple transposition commom?

Select one or more of the following:

  • bacteria and eukaryotic species

  • only bacteria

  • only eukaryotic cells

  • Protozoa

Explanation

Question 15 of 29

1

Which transposition is only copy and pastes the DNA therefore two of the same DNA is found on the same gene

Select one or more of the following:

  • Simple

  • replicative

  • retro

Explanation

Question 16 of 29

1

Which transposition mechanism uses reverse transcriptase to place mRNA back into gene

Select one or more of the following:

  • retro

  • simple

  • replicative

Explanation

Question 17 of 29

1

Where are direct repeats mostly found?

Select one or more of the following:

  • within the host's DNA

  • at the end of most TE's

Explanation

Question 18 of 29

1

What can insertion sequences central regions do?

Select one or more of the following:

  • encodes for transposase enzyme

  • encodes for inhibitory proteins

  • encodes for regulatory proteins

Explanation

Question 19 of 29

1

transposase recognises direct repeats

Select one of the following:

  • True
  • False

Explanation

Question 20 of 29

1

What is the function of the transposase enzyme?

Select one or more of the following:

  • Cut between the borders of the transposon and gDNA

  • Cut between the borders of the direct and indirect repeats

  • Cut in the middle of the transposon

  • To catalyse the incorporation of the transposable element into the DNA

Explanation

Question 21 of 29

1

What is the function of composite transposons?

Select one or more of the following:

  • Contain additional genes that are not necessary for the transposition

  • Contain additional genes that are necessary for the transposition

Explanation

Question 22 of 29

1

Which transposition type cause antibiotic resistance

Select one or more of the following:

  • composite transpostion

  • replicative transposition

Explanation

Question 23 of 29

1

Which mechanism uses resolvase gene

Select one or more of the following:

  • Composite mechanism

  • replicative

Explanation

Question 24 of 29

1

What is the function of resolvase?

Select one or more of the following:

  • seperates cointergrant DNA into seperate structures that both have the TE

  • seperates structures into cointergrant DNA that both have the TE

  • combines cointergrant DNA into seperate structures that both have the TE

  • combines structures into cointergrant DNA that both have the TE

Explanation

Question 25 of 29

1

What do viral like retroelements have at both ends of the TE?

Select one or more of the following:

  • Long Terminal repeats

  • Short Terminal repeats

  • Direct Repeats

  • Inverted repeats

Explanation

Question 26 of 29

1

TE's are easily incorporated into methylated DNA

Select one of the following:

  • True
  • False

Explanation

Question 27 of 29

1

Where do the TE's usually found? 2

Select one or more of the following:

  • Centromeres

  • Telomeres

  • Nowhere specific

  • X chromosome

Explanation

Question 28 of 29

1

How is are LINE's produced?

Select one or more of the following:

  • Reverse transcriptase encoding region

  • forward transcriptase encoding region

Explanation

Question 29 of 29

1

How are LINE cDNA produced

Select one or more of the following:

  • Reverse Transcriptase encoding region

  • Forward Transcriptase encoding region

Explanation

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