Higher Tier Only
The process of genetic engineering involves the use of vectors.
(1)
Name one example of a vector used in genetic engineering.
(1)
Higher Tier Only
The table below sets out a number of steps in the production of human insulin in a process that involves genetically-engineered bacteria.
The statements are in the wrong order.
A | A plasmid is cut using restriction enzymes. |
B | The transgenic bacterial cells are grown in a fermenter. |
C | The recombinant plasmid is taken up by bacterial cells. |
D | The cut plasmids are mixed with copies of the human insulin gene. |
E | The plasmid and the human insulin gene are joined by DNA ligase. |
Complete the blank table below to list the steps in the correct sequence.
The first step has been completed for you.
Step | Corresponding letter from the table above |
1 | A |
2 | |
3 | |
4 | |
5 |
Define the term transgenic.
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