Use your textbook, Chapter 8, page 194, to answer the following questions:
1. On page 196, a crime scene is described. List 3 questions that the blood evidence could answer
to help prove or disprove the husband’s account of the incident:
2. From page 196, list 3 ways in which blood evidence may be analyzed:
3. The immune system is described starting on page 197.
a. What does the immune system do?
b. White blood cells produce ____________________ which assist in the immune
response.
c. The immune system responds to foreign substance called _______________ by
producing ____________________.
4. Two of the most important blood typing systems can be determined using antibodies to detect
antigens. These 2 blood typing systems are described on p 199, _____________ and _________.
5. Describe the antigen-antibody response and how it is used for blood-typing.
6. List 6 other proteins that are tested to further characterize blood.
7. Read the examples of the product rule explained on page 202.
Use the population percentage charts on p 201 to calculate the % of people who would have B
negative, NN blood type. Show your work.
8. If a scientists determines the ABO, Rh, and MN type of blood, along with all six enzymes, is the
result class or individual evidence? ______________________
9. What other type of testing can be done with blood to improve the degree of certainty? _______
10. From page 203, list 3 things blood spatter analysis can help determine.
11. What 4 properties determine why blood forms droplets and help us use physics and math to
reconstruct the actions that create a particular pattern.
12. List 6 classifications of blood spatters:
13. The shape of a blood drop helps us determine______________________.
14. From page 207, summarize three steps used in processing bloodstains from a crime scene.
15. What was the key type of evidence testing in the Tessnow case? Briefly describe:
16. What was the type of testing used in the Zeigler and Backhouse cases? Briefly describe:
17. Answer multiple choice, p 211. 1.___2.___3.___4.___5.___ Short answer 1._____2._____