a. Genetic fingerprinting reveals the differences in variable number tandem repeats (VNTRs) in the DNA of different

Question:

a. Genetic fingerprinting reveals the differences in variable number tandem repeats (VNTRs) in the DNA of different individuals. Explain what is meant by a VNTR.

b. Examine the figure, which shows diagrammatic DNA profiles of a mother, her child and a possible father of the child. Decide, giving your reasons, whether the possible father is the biological father of the child.