Continuity and Change D.1 DNA Replication (id: 57945cc3f)

本题目来源于试卷: Continuity and Change D.1 DNA Replication，类别为 IB生物学

[问答题]
Below is an image show8 ui+4+ zrl(.xcqs eaqing the results from a p23a5.o vs6.b mrp vyqnaternity test.

1.State the two properties of DNA fragments that allow them to be separated on a gel.

2.Outline the method used in DNA profiling in paternity testing to reach the stage shown in the diagram.

3.Deduce, with a reason, who is most likely to be the father of:

3.1.Child A

3.2.Child B

4.State one use other than paternity testing for DNA profiling.

5.Draw a circle around the heaviest DNA band in father 4’s sample.

6.Suggest why it is important to analyse the DNA of the mother, as well as the father in paternity testing.

7.State one potential source of error in DNA profiling.

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