click below
click below
Normal Size Small Size show me how
DNA
Structure of DNA
Question | Answer |
---|---|
Where is DNA located | On the chromosomes inside the genes |
The study of all human genes has been already done in a project named | The genome project |
Adenine, Thymine, Guanine and Cytosine are called | DNA bases |
Adenine always pairs with | Thymine |
Guanine always pairs with | Cytosine |
Apart from the 4 bases DNA also contains | deoxyribose sugar and phosphate group |
The shape of DNA is described as | Double helix or twisted ladder |
DNA was discovered in 1953 by two scientists named | James Watson and Francis Crick |
Our genes differ from each other because each gene | has different arrangement of DNA bases |
How many strands are there in DNA | Two |
What type of bond holds the two strands together | hydrogen bond |