DNA finger prints

A lady was walking down the street, where she was attacked from behind and pushed to the ground. The lady struggled with the offenders and managed to scratch one of them across the face. As the two offenders ran off one was heard to say
"Well done Dad we got the money".
Skin from under the lady's finger nails was taken and tested. A DNA profile shown below was produced. Three suspects were finally arrested.
.

Which suspect did the lady scratch?
Which suspects are related? Explain
Which suspect should not be questioned further? Explain

Three children contested their parent's inheritance. One of the children maintained that one of them was adopted but did not know who. DNA profiles of all the children were conducted.

What do these DNA profiles actually reveal?
Who is in line for the inheritance? Why?

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