1. Nucleic acids Carbohydrates Lipids Proteins Nucleic acids

2. Functions of nucleic acids / nucleotides Building blocks of chromosomes –1. –2. Energy carriers –1. Capture reducing power –1. –2.

3. Nucleic acid structure DNA and RNA have a couple important differences –The sugar –The choice of nucleotide bases –Know the difference between DNA and RNA!

5. DNA = ___________________________ RNA = ___________________________ The nucleic acid has three components: 1._____________ 2._____________ 3._____________

6. The purines are: The pyrimidines are:

7. Dehydration to form the nucleotide from its component units

8. Dehydration reactions to link nucleotide units to form nucleic acids Always name nucleic acids from 5’ to 3’ !!!

12. ATP / ADP = adenosine triphosphate / adenosine diphosphate

13. NADH = nicotinamide adenine dinucleotide; NADPH = nicotinamide adenine dinucleotide phosphate

14. Nomenclature considerations The building block unit nucleic acids is the __________ The individual component pyrimidines and purines are called: The names change when they are incorporated into the nucleotide structure:

15. The names are abbreviated in a couple ways: –Three letter abbreviations: (for DNA, for RNA) –One letter abbreviations: