Forensics Chapter 12 Serology Study Guide

  1. What is the precipitin test?
  1. What is the most common blood type in the US?
  1. What is the most rare blood type in the US?
  1. Describe the role of acid phosphatase in forensics.
  1. Describe monoclonal antibodies
  1. What is EMIT and what is it’s function?
  1. Which blood parts are the most important to forensic scientists for the purpose of blood identification?
  1. What determines if you can or cannot receive a certain kind of blood?
  1. Describe PSA or p30 and what is its role in forensics?
  1. If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?
  1. What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?
  1. What evidence is collected in a rape case?

Forensics Study Guide Answers

  1. What is the precipitin test?

Determines animal or human blood

  1. What is the most common blood type in the US?

O+

  1. What is the most rare blood type in the US?

AB-

  1. Describe the role of acid phosphatase in forenscis.

Greatest in semen rather than other bodily fluids

  1. Describe monoclonal antibodies

Produced using multiplying blood cancer cells, produced by injecting a mouse with antigen

  1. What is EMIT and what is it’s function?

Uses antibodies, detects methadone in urine, marijuana, toxicology test

  1. Which blood parts are the most important to forensic scientists for the purpose of blood identification?

Sera and RBC

  1. What determines if you can or cannot receive a certain kind of blood?

Antigens

  1. Describe PSA or p30 and what is its role in forensics?

Protein unique to semen

  1. If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?

AO, A

AO / BO
AO / BO

O, BO, BO

  1. What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?

Spatter on nonporous is less than on a softer porous

  1. What evidence is collected in a rape case?

Blood, semen, hair, fibers, physical injury, nails

Forensics Study Guide Answers

  1. What is the precipitin test?

Determines animal or human blood

  1. What is the most common blood type in the US?

O+

  1. What is the most rare blood type in the US?

AB-

  1. Describe the role of acid phosphatase in forenscis.

Identifying fluids as seminal

Greatest in semen rather than other bodily fluids

  1. Describe monoclonal antibodies

Produced using multiplying blood cancer cells, produced by injecting a mouse with antigen

  1. What is EMIT and what is it’s function?

Enzyme Multiplied Immunoassy Technique

Uses antibodies, detects methadone in urine, marijuana, toxicology test

  1. Which blood parts are the most important to forensic scientists for the purpose of blood identification?

Serum and Red Blood Cells

  1. What determines if you can or cannot receive a certain kind of blood?

Antigens

  1. Describe PSA or p30.What is its role in forensics?

Protein unique to semen

Used to link semen to an individual

  1. If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?

AO, BO

AO / BO
AO / BO

, BO

  1. What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?

Spatter on nonporous is less than on a softer porous

  1. What evidence is collected in a rape case?

Blood, semen, hair, fibers, physical injury, under the nails, urine, swabs, clothing