• Remember
• Who discovered what molecule passed on or carried genetic material?
• Draw and label deoxyribose and label the carbons (in it's molecular form-include the letters)
• What does 5' 3' mean?
• What type of REACTION bonds monomers of nucleotides?

How is a single chain of DNA made up?

• The nitrogenous bases are connected by what specific type of BONDS?
• What is the backbone of DNA comprised of?
• New nucleotides are ALWAYS added in what direction?

DNA Packaging

• DNA is wrapped around what? (give technical term)
• How does it look from an electron microscope?
• Two reason why DNA is packed into nucleosomes
• The strings of nucleosomes can further organize or wrap themselves in a process called what?
• The strings of nucleosomes be further organized and wrap around themselves in a process called what?

Draw DNA packing

• Just draw it: DNA> Histones→ Nucleosomes →

Types of DNA sequences

• An entire set of an individual's DNA is called a what?