DNA Flashcards
1
Q
What is DNA?
A
Genetic code that determines characteristics
2
Q
What are chromosomes?
A
Long molecules of DNA
3
Q
What is a gene?
A
Section of DNA
4
Q
What is an allele?
A
Alleles are different forms of a gene, either dominant or recessive
5
Q
What does recessive mean?
A
Two parents have to have the allele in order for the offspring to get the genetic disorder
6
Q
What does dominant mean?
A
Only one of the two parents has to have the allele in order for the offspring to get the genetic disorder
7
Q
What is DNA fingerprinting used for?
A
Forensic science - taken from crime scene
Paternity testing - to see if a man is the father to a child
8
Q
Where is DNA found?
A
In the nucleus of animal and plant cells
