4/20/12 Bell Ringer I'm called by three letters Though I have a long name. I'm in all of you, But I'm never the same. I'm all coiled up So that I am quite small, But if you stretch me out I'll be really tall. I could be the root Of certain disease; If man can unlock me He'll solve many mysteries. WHAT AM I?!?!
20
Embed
4/20/12 Bell Ringer I'm called by three letters Though I have a long name. I'm in all of you, But I'm never the same. I'm all coiled up So that I am quite.
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
4/20/12Bell Ringer
I'm called by three lettersThough I have a long name.
I'm in all of you,But I'm never the same.
I'm all coiled upSo that I am quite small,But if you stretch me out
I'll be really tall.
I could be the root Of certain disease;
If man can unlock meHe'll solve many mysteries.
WHAT AM I?!?!
DNA Pg. 281-284
What Is DNA?DeoxyriboNucleic Acid (DNA)
oDiscovered in 1953
o James Watson and Francis Crick with the help of Rosalind Franklin
Located in the nucleus of cells
Coiled as chromosomes
Your DNA contains sections of heredity traits (genes)
DNA Codes For Proteins (enzymes)
o Large complex molecules that do most of the work in cells.
oRequired for the structure, function, and regulation of the body’s tissues and organs.
o Enzymes control the chemical reactions needed for life.
DNA Structure/ ShapeDouble HelixLike a twisted zipper