Question

A double helical structure of DNA is given here; answer the following:

1. Name all the nitrogenous bases that form a DNA molecule.
2. Expand DNA.
3. Nitrogenous base A pairs with ______ and guanine pairs with ______.
4. Name the hereditary material that contains genetic information.

Answer 1

1. Adenine (A), Thymine (T), Cytosine (C), Guanine (G)
2. Deoxyribonucleic acid
3. Nitrogenous base A pairs with thymine and guanine pairs with cytosine.
4. DNA (Deoxyribonucleic acid)