DNA Flashcards
1
Q
facts
A
- deoxyribonucleic acid
- 1962, most important biological discovery of century - Watson and Crick
- Chromosomes-molecules DNA-contain genes
2
Q
structure of DNA
A
- twisted ladder
- made of nitrogen bases
- replication: exact copies
- AT (adenine and thymine) = spell the word at
- CG (cytosine and guanine) = look alike
3
Q
DNA replication
A
- DNA nucleus duplicates or replicates
- ladder separates or unzips
- floating bases attach
- each base attaches and a new DNA is formed
4
Q
DNA review
A
- carries genetic information
- nucleic acid
- important discovery
- replicates to make 2 new cells
