Whose fingerprint was found at the crime scene?

Prepare for the PLTW Biomedical Science Test. Study with flashcards and multiple choice questions, each question comes with hints and explanations. Get ready for your exam!

Multiple Choice

Whose fingerprint was found at the crime scene?

Explanation:
Fingerprints are unique identifiers that can link a person to a scene when a latent print found at the scene matches a known print from that person. Investigators compare the overall pattern (loops, whorls, arches) and the tiny ridge features, called minutiae (like bifurcations and ridge endings), to determine a match. If enough matching minutiae line up at corresponding places, the print is considered a positive identification. Sometimes a partial print can be enough if it contains a sufficient number of matching features. In this case, the print found at the scene matched Alex Garcia’s fingerprint on file, so investigators concluded that his fingerprint was present there. If the print had not matched, it would not be attributed to him. Remember, fingerprints are strong evidence but are most powerful when supported by other corroborating information and proper handling to avoid contamination.

Fingerprints are unique identifiers that can link a person to a scene when a latent print found at the scene matches a known print from that person. Investigators compare the overall pattern (loops, whorls, arches) and the tiny ridge features, called minutiae (like bifurcations and ridge endings), to determine a match. If enough matching minutiae line up at corresponding places, the print is considered a positive identification. Sometimes a partial print can be enough if it contains a sufficient number of matching features.

In this case, the print found at the scene matched Alex Garcia’s fingerprint on file, so investigators concluded that his fingerprint was present there. If the print had not matched, it would not be attributed to him. Remember, fingerprints are strong evidence but are most powerful when supported by other corroborating information and proper handling to avoid contamination.

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