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Transformation - iGEM Thessaloniki

Total questions: 10

Worksheet time: 7mins

Name
Class
Date
1.

After the heat shock we incubate the cells on ice to recover for:

a)

2 minutes

b)

30 minutes

c)

45 seconds

d)

1 hour

2.

We add CaCl2 because Cl increases the permeability of the membrane

a)

True

b)

False

3.

The temperature of the water bath for the heat shock has to be:

(E.Coli)

a)

30°C

b)

50°C

c)

42°C

4.

Transformation is applicable to eukaryotic cells

a)

True

b)

False

5.

To endure the heat shock treatment the cells used are in:

a)

The log phase of growth

b)

The lag phase of growth

c)

The stationary phase of growth

6.

We use IPTG (isopropyl - β- D-1- thiogalactopyranoside) to :

a)

makes the membranes permeable

b)

trigger the transcription of the lac operon

c)

recover the cells after the heat shock

7.

After we apply high- voltage electric pulse to the cells we incubate them in ice to recover :

a)

True

b)

False

8.

In blue-white screening, the blue colonies are bacterias

a)

with recombinant plasmids

b)

with non-recombinant plasmids

c)

with no plasmids

9.

Which methods can be used to detect recombinant vectors?

a)

Western blot

b)

Restriction enzymes + electrophoresis

c)

Plasmid with lethal gene

d)

Electroporation

10.

Sanger sequencing is the most accurate method to detect recombinant vectors

a)

True

b)

False