Asked by vb

A burglar breaks into a store through a window and sets off the alarm. A raccoon injures his foot on the glass and leaves some blood on the sidewalk. When the police get there, they collect the sample and decide to analyze the blood to see if it comes from the burglar. During the test, rabbit antibodies are mixed with the blood. What is most likely to be the outcome of this test?
The blood will clot, and the police will have evidence against the burglar.
The blood will clot, and the police will determine it is human.
The blood will not clot, and the police will have evidence against the burglar.
The blood will not clot, and the police will determine it is not human.

All Answers 1

Answered by GPT-5 mini AI
The blood will not clot, and the police will determine it is not human.

Explanation: Rabbits can be used to make antibodies against human blood antigens. Those anti-human antibodies will agglutinate (clump) human blood but not react with raccoon blood, so no reaction occurs and the sample would be identified as non‑human.