Cells are the basic building blocks of all life on our planet. (sciencedaily.com)
Having so much water might also slow or halt the movement of building blocks of life, such as carbon and phosphorus (the backbone of DNA), into oceans. (sciencenews.org)
There is no entry for DNA, or RNA for example, despite the fact that these molecules are the fundamental building blocks of life and the foundation of the biotechnology industry. (newscientist.com)