They propose the term “biological role” instead. Thus, presumably, “the function of teeth is chewing” becomes “the biological role of teeth is chewing.” Read More ›
According to evolutionary biologist Thomas Cavalier-Smith, the idea that DNA contains all the information needed to make an organism “is simply false.” Read More ›
Consider a scenario where there are three German Shepherds: a mother, her son, and a third that is a genetically engineered clone of the son. Read More ›
A key characteristic of life is active transport: control over what enters and exits the cell. Closer looks reveal exquisite “selectivity filters” with moving parts that make active transport work. Read More ›