Which molecule is responsible for storing the information necessary for DNA?

Genes are segments of DNA that contain the instructions for building and maintaining an organism. They are indeed responsible for storing the information necessary for synthesizing proteins, which in turn dictate much of the organism's structure and function. Each gene consists of a specific sequence of nucleotide bases (adenine, thymine, cytosine, and guanine) that encodes the information needed to create a particular protein.

While chromosomes are also closely related to the storage of genetic information, they are structures composed of DNA and proteins that hold many genes. Therefore, while chromosomes play an organizational role, it is the genes themselves that are the fundamental units of information storage. In summary, genes directly encode the information which is vital for cellular processes, making them the crucial molecules for storing the information necessary for DNA and the overall functionality of living organisms.