What is it?
What causes it?
How is it inherited?
How is it diagnosed?
How is it treated?
What is it like to have it?
For more information...
Acknowledgments
Concept 23
: A gene is a discrete sequence of DNA nucleotides.
Learn how DNA is sequenced.
Concept 24
: The RNA message is sometimes edited.
Learn more about the use and applications of restriction enzymes.
