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Question 19M.3.SL.TZ2.b.iii

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.3.SL.TZ2.b.iii
Level SL Paper 3 Time zone TZ2
Command term State Question number b.iii Adapted from N/A
b.iii.
[Maximum mark: 1]
19M.3.SL.TZ2.b.iii

The diagram shows a method of production of transgenic plants and some of their uses.

[Source: Jian Yao, et al., (2015), International Journal of Molecular Science, 2015, 16(12),
28549–28565; https://doi.org/10.3390/ijms161226122]

In this method of producing transgenic plants, state one method used to introduce the vector into a plant.

[1]

Markscheme

a. infection by Agrobacterium tumefaciens

b. modification by calcium chloride / liposomes / electroporation / microinjection /gunshot / biolistics ✔

Examiners report

Part (b) was well answered.

Syllabus sections