CrashCourse: Biology: DNA Structure
00:57 - 05:37
4m 40s
dna structure
base sequence
base pairs
double helix
guanine
cytosine
thymine
adenine
deoxyribose
polynucleotides
nucleotides
polymers
ribonucleic acid
nucleic acid
46 chromosomes

Hank explains that DNA stores our genetic instructions and illustrates how DNA is structured. He explains the parts of the Double Helix structure and uses a book to put into perspective just how many base pairs are tightly packed in each chromosome.

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