1. Structure of DNA and how it makes copies of itself.
2. How DNA makes protein and controls the cell. ("Central Dogma of Molecular Biology")
3. The difference between RNA and DNA structure.

adenine
amino acid
base-pairing
chromosome
codon
cytosine
deoxyribose
DNA
double helix
Francis Crick
guanine
James Watson
messenger RNA
nitrogen base
nucleotide
ribose
ribosomal RNA
ribosome
RNA
thymine
transcription
transfer RNA
translation
uracil

anticodon
DNA polymerase
exon
intron
pyrimidine
purine
RNA polymerase