DNA
What is DNA?
DNA is something that gives you your unchangeable qualities.
Where is DNA located in hair?
follicle
Where is DNA located in blood?
White blood cells
Can you get fingerprints from a gun and how?
Yes you can, you must lift the fingerprint
What type of evidence is DNA
Individual
What type of helix does it have?
Double helix
What does hair regulate?
tempature
Why can't you find DNA in red blood cells?
It has no nucleus containing DNA
What else could be considered ballistic evidence and trace evidence?
Gunpowder/gunshot residue
How can hair be individual evidence?
the follicle contains DNA not the hair shaft
Whats bigger genes or DNA?
Genes
How much of your hair is on your head?
two percent
What amount of your blood is red blood cells?
40-45%
Can fingerprints be left on bullet cases?
If they touch them while loading the gun yes.
What is trace evidence?
trace evidence is when small amounts of evidence are left behind
What is a cousin of DNA?
RNA
About how much hair is on your body?
about 5 million
What makes the most of your blood?
Plasma
What kind of evidence would a firearm be without a fingerprint?
Ballistic evidence
what is individual evidence?
evidence that can come from one person/thing
How long is the DNA of a single cell?
About 3 meters in length
What is the medulla?
The innermost layer of the hair shaft
What are the 4 parts of your blood?
Red blood cells, White blood cells, Platelets, Plasma
Is a gun individual evidence?
No but the fingerprints on the gun are.
Name all 5 types of evidence
Direct,circumstances,class,individual,trace