R100-105

Properties and effects of serums - blood, seman, seliva, sweat, and fecal matter 10 pints of blood in our body Blood is unaffected by temp, humidity, and atmospheric pressure Luminal is used to spray around crime scenes because it reacts with hemoglobin Luminal can destroy some properties of the blood It also reacts with bleach and metals Kastle-Meyer Color Test which relies on phenolphthalein and hydrogen peroxide You take a cotten swab and swab where you think something is blood. After that you put a drop of phenolphthalein on followed by a drop of hydrogen peroxide and if it is blood it turns red or pink in 15 seconds Leucomalachite green Ortho-tolidine which turns it blue Hemastix strip Take the ABO to determine the blood type then you work on to see what gender it is Blue prints are DNA