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Microbiology > Bacteria Genetics > Flashcards

Bacteria Genetics Flashcards

1
Q

Are bacteria dna is a haploid or diploid state

A

Haploid state (23)

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2
Q

What is bacteriophage

A

A bacteriophage is a virus that can infect bacteria

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3
Q

Two types of bacteriophage are

A

Virulent phage
And temperate phage

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4
Q

These phages are also called prophage

Virulent phage
Temperate phage
Lysogenic phage

A

Temperate phage

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5
Q

A bacteria that has a prophage in its chromosome is called a

Bacteriophage
Lysogenic
Virulent phage
Temperate phage

A

Lysogenic

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6
Q

Virulent phages act by

A

Injecting its dna template into the bacteria causing the rna of the bacteria to use its template to synthesize

Which result in more phages and the bacteria cannot hold much longer and burst

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7
Q

Temperate phage act by

A

Inserting its dna into the chromosome and remaining dormant until it is activated

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8
Q

Bacteria genetics change that requires cell to cell contact is called

Transformation
Transduction
Conjugation
Trasposon

A

Conjugation

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9
Q

The transfer of genetic information from one bacteria to another through the use of phage is called

Transformation
Transduction
Conjugation
Trasposon

A

Transduction

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10
Q

Bacteria genetics changes using exogenous free floating dna is called

Transformation
Transduction
Conjugation
Trasposon

A

Transformation

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11
Q

What are transposon

A

Trasnposons are dna fragments that can move from one position to another in a dna strand

They are gene strands with leg

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12
Q

Cell to cell conjugation can only be done through what organ

A

Sex pilus

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13
Q

Plasmids are

A

Circular genetics information that are outside of the bacteria gene

They are bacteria genes oo but they are not attached together to the main gene body
Just floating freely genes

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14
Q

Genes in bacteria that are easily transferable are called

Transposon
Plasmid
Lysogenes
Bacteriophage

A

Plasmid

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15
Q

Through accumulation of hereditary factor bacteria can cause eloving through

A

Natural selection

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16
Q

Bacterial chromosome exist as

A

Double stranded closed circular and naked dna

Also super coiled

17
Q

The chromosome of bacteria is located at the

A

Nucleiod

18
Q

The chromosome of bacteria is it

Diploid or haploid

A

Haploid

19
Q

Plasmids are carrying gene for extra resistance called

A

R factor

20
Q

Plasmid cells are easily transferable to bacteria cell by

A

Conjugation

21
Q

Plasmids are capable of autonomous replication

True or false

A

True

22
Q

Transposon are capable of autonomous replication

True or false

A

False

23
Q

Induced mutation is usually due to

A

Mutagen

24
Q

Spontaneous mutation is usually due to

A

Typing error of dna in dna replication

25
Q

What year did Francis crock and James Watson propose the genetics law

A

1954

Microbiology (19 decks)

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