Question

20. The diagram below shows the DNA fingerprints from a blood sample and four different organisms hair samples.Based on the DNA fingerprints, which hair sample came from the same individual as the blood sample?hair sample 1hair sample 2hair sample 3hair sample 4

Answer 1

DNA in every cell in the body is identical to every other cell. The DNA from the blood is the same as the DNA from the hair, skin, and saliva. Samples of DNA taken from the blood and hair in the scenario provided are the same.

Answer - hair sample 3