6 (a) Purple tomatoes are transgenic plants that have been produced by genetic engineering - Edexcel - GCSE Biology - Question 6 - 2013 - Paper 1
Question 6
6 (a) Purple tomatoes are transgenic plants that have been produced by genetic engineering.
(i) As a result of genetic modification, these tomatoes produce a new su... show full transcript
Worked Solution & Example Answer:6 (a) Purple tomatoes are transgenic plants that have been produced by genetic engineering - Edexcel - GCSE Biology - Question 6 - 2013 - Paper 1
Step 1
As a result of genetic modification, these tomatoes produce a new substance which has health benefits and turns the tomatoes purple. Name this substance.
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Answer
The substance produced as a result of genetic modification that gives the purple tomatoes their color and health benefits is called anthocyanins.
Step 2
What is inserted into the DNA of another plant to make it transgenic? Put a cross (X) in the box next to your answer.
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Answer
The correct answer is A: a gene from another species. This is typically how plants are modified to achieve desirable traits.
