Question

Tricia found a body that is in rigor mortis. How was she MOST likely to determine that this was happening?
A.
The body was the temperature of the air surrounding it.
B.
The body was very rigid and stiff.
C.
The body had pools of blood in it.
D.
The body had lost a lot of tissue and was mainly bones.
Answer
Regina did a research project on John Wayne Gacy. What did she MOST likely learn about him?
A.
He solved 29 murders.
B.
He committed 33 murders.
C.
He was found innocent of all crimes.
D.
He served no prison time.
Answer
Justin discovers a body that is decaying. There are beetles and mites all over the body. What conclusion can Justin MOST likely make about this victim’s time of death?
A.
They died within the past seven days.
B.
They died between 8 and 18 days ago.
C.
They died between 19 and 30 days ago.
D.
They died longer than 30 days ago.
Answer
Alexis is trying to determine a victim’s time of death. What is the LEAST effective method she can use for determining their time of death?
A.
rigor mortis
B.
livor mortis
C.
algor mortis
D.
indicative acts
Answer
All forensic autopsies reveal important information about specific crimes.
A.
True
B.
False
Answer
What is TRUE about determining the time of death of a victim?
A.
Forensic pathologists usually determine the exact time of death.
B.
Determining the time of death is critical to all criminal cases.
C.
Forensic scientists can often provide an estimated time of death.
D.
The exact time of death can only be determined with DNA evidence.
Answer
Approximately when did DNA start to be used to identify unique characteristics?
A.
1965
B.
1975
C.
1985
D.
1995
Answer
Scientists became aware of the existence of DNA in 1985.
A.
True
B.
False
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B. The body was very rigid and stiff.
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B. He committed 33 murders.
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D. They died longer than 30 days ago. The presence of beetles and mites is an indicator of advanced decomposition, which can take weeks to occur.
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D. Indicative acts. Indicative acts are not a reliable method for determining time of death because they vary greatly depending on the individual circumstances of the case. Rigor mortis, livor mortis, and algor mortis are all more reliable indicators.
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C. Forensic scientists can often provide an estimated time of death. While forensic pathologists may be able to determine the approximate time of death in some cases to a certain degree of confidence, it is rare that they can determine the exact time to the minute or second.
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C. 1985. The first application of DNA profiling for forensic purposes was reported by Sir Alec Jeffreys at the University of Leicester in England in 1985.
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B. False. Scientists were aware of the existence of DNA long before 1985. In 1953, James Watson and Francis Crick famously discovered the double-helix structure of DNA, which revolutionized the field of molecular biology.