3bio10 Flashcards

1
Q

Define biotechnology

A

The use of living organisms of some industrial purpose

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2
Q

What is modern biotechnology used for

A

Genetic modification techniques

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3
Q

Other name for recombinant DNA technology

A

Genetic engineering

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4
Q

Define genetic engineering

A

Insertion of a desirable gene into an organism for some industrial purpose

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5
Q

What are restriction enzymes

A

Enzymes that cleave DNA at certain sequences

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6
Q

Where are most restriction enzymes taken from

A

Bacteria

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7
Q

Sticky vs blunt ends

A

Sticky ends have overhanging strands and blunt ends don’t

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8
Q

What are vectors

A

Things that carry the gene of interest and have the site for the restriction enzyme and also genes that help with cloning

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9
Q

Example of a vector

A

Plasmid

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10
Q

Steps for cloning

A

Isolate the desired gene, choose a vector, cut the vector with the same restriction enzyme as for the target gene and ligate them

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11
Q

Whats the product of gene cloning called

A

Recombinant DNA

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12
Q

What do you put into a clone

A

Recombinant DNA

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13
Q

What is bacterial transformation

A

Intake of the recombinant plasmid into a cell

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14
Q

Whats the template in PCR

A

The DNA helix

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15
Q

What seperates DNA helix in PCR

A

Heat

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16
Q

What makes DNA daughter strands in PCR

A

DNA polymerase

17
Q

What does the reaction mixture contain at the first cycle

A

DNA helix, four different types of dntps, DNA polymerase and two different types of primers

18
Q

What are four types of dntps needed for PCR

A

Deoxyadenine triphosphate, deoxycytosine triphosphate, deoxythymine triphosphate and deoxyguanine triphosphate

19
Q

What must be true about the DNA polymerase used in PCR

A

It is stable at high temperatures

20
Q

Where to get DNA polymerase used in PCR

A

Thermophilic bacteria