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A1.2 Nucleic Acids

Guiding Questions: 

How does the structure of nucleic acids allow hereditary information to be stored?�

How does the structure of DNA facilitate accurate replication?

Linking Questions: 

What makes RNA more likely to have been the first genetic material, rather than DNA?

How can polymerization result in emergent properties?

How is a sugar-phosphate backbone created?

RNA as a polymer

What is the structure of a nucleosome? (HL)

Components of a nucleotides

Draw a strand of DNA

Differences between

Role of complementary base pairing

How is the double helix stabilized? (HL)

Made by: Aabish ‘25

What is DNA?

Draw a nucleotide

Nitrogenous bases (and their pairs)

Purines

Pyrimidines

DNA

RNA

Diversity of the genetic code

How is the genetic code conserved?

Directionality of RNA and DNA (HL)

What is the evidence from the Hershey–Chase experiment for DNA as the genetic material? (HL)

Chargaff’s data on nitrogenous bases