Science Final Exam Questions And 100% Correct Answers

A technique for visualizing latent fingerprints on non-porous surfaces by exposing them to cyan acrylic vapors is: {Ans: SuperGlue fuming}The criminalist must be prepared to answer the question when examining dried blood; {Ans: All of the above *How close can human blood be associated with an individual? *From what species did the blood originate? *Is it blood?}The first textbook written on the subject of fingerprints, and which was called Finger Prints, was written by: {Ans: Francis Galton}Depressants are substances that depresses the functions of the central nervous system, calming irritability and anxiety, and may induce sleep. {Ans: True}No two individuals, except for identical twins, can be expected to have the same combination of blood types, or antigens. {Ans: True}Serum contains proteins know as _____________, which destroy or inactivate antigens. {Ans: Antibodies}