Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

DNA for FS 2

Forensic Science

QuestionAnswer
What does CODIS stand for? combined DNA index system
What information is found in CODIS? DNA f criminals and DNA found at crime scenes
What are four sources of DNA at a crime scene? blood ( White blood cells ), Hair root cells, skin, body fluids
What is the human genome? A map of the human DNA showing the base pair patterns and location of each human gene
What shape is a strand of DNA? A double helix
What are the building blocks of human DNA? Nucleotides
List the three parts of a nucleotide. a deoxyribose sugar, a phosphate group, and a nitrogen base
What four bases make up DNA? A - adenine, C- cytosine, G - guanine, T - thymine
What is a karyotype? A picture of all the chromosomes
What is the purpose of PCR? It is the process of making copies of DNA. This makes testing DNA easier.
Define the term STR Short tandem repeats of sequences of DNA bases
The FBI recognizes how many STR on human chromosomes? 13
What is a loci? It is the location of an STR
Which parent passes the Y chromosome to the offspring? A male gives the Y chromosome to his sons
Which sex chromosomes are found in human females? X and X
Which sex chromosomes are found in human males? X and Y
What is MDNA? DNA found in mitochondria. Passed on only by the mother
Created by: lb goodlock