The answer would be B) Transfer heat.
Areas in the DNA that contain repeated segments are the basis for DNA fingerprinting.
DNA fingerprinting is used to check whether there is a family relation between two persons. It is also used to identify the organisms that may be reasons for diseases. Furthermore, DNA fingerprinting are used in solving crimes.
Answer:
1st graph/diagram --> 2nd description (between top and bottom)
2nd graph/diagram --> 3rd description (bottom/last one)
3rd graph/diagram --> 1st description (top one)