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Biotechnology Review EOC

Biotechnology Review EOC

Assessment

Presentation

•

Biology

•

10th Grade - University

•

Hard

Created by

Joseph Anderson

FREE Resource

94 Slides • 20 Questions

1

Biotechnology Revision

Outcome 1-4 (2021)

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A few questions on outcome 1

31

Fill in the Blank

What is the name given to a cluster of related genes on a bacterial chromosome that are controlled by a shared promoter?

32

Multiple Choice

What is the name of the lac Z gene?

1

Lactose Permease

2

Beta galactosidase

3

Transacetylase

33

Multiple Choice

what is the function of the Lac Y gene ( lactose permease)

1

Breaks lactose into glucose and galactose.

2

Helps lactose to cross the plasma membrane.

34

Multiple Select

Which of these are found in a typical plasmid?

1

Promoter site

2

Origin of Replication

3

Multiple Cloning site

4

Antibiotic Resistance Gene

5

All of these

35

Multiple Choice

Which enzyme is involved in transcription?

1

DNA Polymerase

2

RNA Polymerase

3

RNA Primase

4

Helicase

36

Multiple Choice

What is removed during RNA splicing?

1

Introns

2

Exons

3

Genes

4

One nucleotide

37

Multiple Choice

Which post-translational modification involved adding carbohydrate to a protein?

1

Cleavage

2

Phosphorylation

3

Glycosylation

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A few questions on Outcome 2

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Multiple Select

Which type of ends are most useful for creating recombinant DNA?

1

Blunt ends

2

Tacky ends

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Sticky ends

4

Poly-A ends

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Multiple Choice

the use of a restriction enzymes that creates sticky ends means less DNA ligase is required? true of false?

1

True

2

False

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Multiple Choice

Select the correct order for these stages in the creation of recombinant DNA.


1 Sticky ends are complementary and pair to each other.

2 DNA ligase will join (ligate) the backbone together to form a complete double strand of DNA.

3 Two double-stranded pieces of DNA are cut with the same restriction enzyme.

4 Hydrogen bonds will form.

1

1,2,3,4,

2

3,1,4,2,

3

4,3,2,1,

4

2,4,1,3

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Multiple Choice

The uptake of external genetic information by a bacterial cell, which is incorporated into their chromosome is called

1

Transfection

2

Transformation

3

Translation

4

Transcription

58

Multiple Choice

what is the name of the plasmid found in Agrobacterium tumefaciens, used to genetically modify a plant.

1

Pi plasmid

2

Fi plasmid

3

Ti plasmid

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A few questions on Outcome 3

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Multiple Select

Which two terms could be used to describe an enclosed and sterilised vessel that maintains optimal conditions for the growth of a microorganism

1

Fermenter

2

Pressure cooker

3

Bioreactor

4

Nuclear reactor

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Multiple Choice

Which of these are similarities between batch and continuous culture / fermentation processes?

1

Both are large scale processes.

2

Both used to produce microbial biomass or products.

3

Both run under aseptically controlled conditions

4

Both use large fermenter tanks

5

All of these are correct.

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Multiple Choice

Is batch fermentation described as...

1

open system

2

closed system

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Multiple Choice

In batch fermentation ...

1

All growth curve phases are seen.

2

The process is maintained in log phase for extended periods.

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Multiple Choice

Which process has the disadvantage of being more at risk from contamination due to constant adjustments?

1

Batch

2

Continuous

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Fill in the Blank

The separation and refinement of useful proteins into a form suitable for their end use is called '________' processing

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Multiple Select

Which of these is NOT part of upstream processing

1

Inoculum design

2

Media choice

3

Improvement of Medium

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Removal of Insolubles

5

Optimisation of growth factors

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Multiple Choice

What is the correct order of these processes.

1) Product polishing/finishing

2) Removal of insolubles

3) Product purification

4) Product isolation

1

1,2,3,4,

2

4,3,2,1,

3

2,4,3,1

4

1,3,4,2

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Biotechnology Revision

Outcome 1-4 (2021)

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