Questions from Crime and Investigation


Q: What is an isotope? List two ways in which isotopes differ

What is an isotope? List two ways in which isotopes differ from one another.

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Q: What is the A-B-O system? Why is

What is the A-B-O system? Why is the system no longer used by forensic scientists?

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Q: What is a genotype and how do parents’ genotypes affect the blood

What is a genotype and how do parents’ genotypes affect the blood type of their offspring? In what area of the law does this information have important implications?

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Q: What is acid phosphatase and how is it used by forensic scientists

What is acid phosphatase and how is it used by forensic scientists?

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Q: List three reasons why spermatozoa are often not found in seminal fluid

List three reasons why spermatozoa are often not found in seminal fluid collected at a crime scene.

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Q: Why is it important for investigators to seek information about when and

Why is it important for investigators to seek information about when and if voluntary sexual activity last occurred before a sexual assault?

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Q: What is an antigen and how is it useful in individualizing blood

What is an antigen and how is it useful in individualizing blood?

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Q: What is an antibody, and what happens when an antibody reacts

What is an antibody, and what happens when an antibody reacts with its specific antigen?

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Q: What factor is most whole blood typed for? What is the

What factor is most whole blood typed for? What is the most common blood type in the United States? Which is least common?

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Q: Classify each of the prints shown in the figure as loop,

Classify each of the prints shown in the figure as loop, whorl, or arch.

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