Labels:text | screenshot | font | number OCR: Serological Analysis This test analyzes any body fluids present at the crime scene, including blood and saliva. Blood analysis can determine blood type. Analysis of saliva can indicate. whether the owner is a "secreter" or not. (A certain portion of the population are secreters.) If enough saliva is available, a blood type or DNA fingerprint can be determined. Any of these pieces of information can help narrow down the suspects. DONE
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