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Transposable Quiz

Transposable Quiz

A transposable element (TE, transposon, or jumping gene) is a DNA sequence that can change its position within a genome, sometimes creating or reversing mutations and altering the cell's genetic identity and genome size. Good Luck

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Quiz Questions And Answers

Eukaryotic DNA sequences that can move from one position to another are known as

DNA fingerprints.
jumping chromosomes.
Plasmids

Which enzyme catalyzes the excision and insertion events conducted by transposons?

Transformase
Transposase
Ligase

Which organism exhibits retrotransposition?

C. elegans
E. coli
S. aureus

Cut and paste transposition can occur in which of the following organisms?

C. elegans
E. coli
Both of them

Replicative transposition can occur in which of the following organisms?

C. elegans
E. coli
Both of them

Which transposable element found in bacteria is the simplest, containing only genes involved in transposition?

IS elements
Composite transposons
Tn3

Short identical sequences at the ends of an IS sequence are known as

transposon telemorases.
inverted terminal repeats.
correlated terminal repeats.

What type of transposon is an IS element?

Cut and paste transposon
Replicative transposon
Retrotransposone

Which type of transposon is a composite transposon?

Cut and paste transposon
Replicative transposon
Retrotransposon

What is formed when two IS elements insert near each other?

Replicative transposon
Inverted terminal duplications
Composite transposon

How are Tn3 elements classified?

Cut and paste transposon
Replicative transposon
Retrotransposon

Which part of the conjugative R plasmid contains the genes for antibiotic resistance?

RTF
R determinant
ORI

Plasmids that can move transposons from one bacterial cell to another are known as

conjugative R plasmids.
F plasmids.
Col plasmids.

Ds elements that contain non-Ac DNA between their inverted terminal repeats are known as

aberrant Ds elements
unusual Ds elements.
double Ds elements.

What is the hobo element found in Drosophila?

Replicative transposon
Ac/Ds element
Retrotransposon
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