Question

i am: double stranded found in the nucleus have four nitrogen bases contain deoxyribose sugar contain thymine instead of uracil what important molecule am i? a dna b rna c enzyme d protein

Explanation:

DNA is double - stranded, located in the nucleus, has four nitrogen bases, contains deoxyribose sugar, and has thymine instead of uracil. RNA is usually single - stranded and has uracil. Enzymes and proteins do not match these molecular characteristics.

Answer:

A. DNA