Yet, if all of the DNA within just one of these cells were arranged into a single straight piece, that DNA would be nearly two meters long! So, how can this much DNA be made to fit within a cell?

Science never ceases to amaze us, and one of the most mind-blowing facts about the human body is the sheer length of our DNA.

DNA profiling helps identify a specific set ... Reasonable Doubt appears on Straight.com on Fridays. You can send your questions for the column to its writers at [email protected].

Genes exist in most cells. Inside a cell is a long strand of the chemical DNA (deoxyribonucleic acid). A DNA sequence is a specific lineup of chemical base pairs along its strand. The part of DNA ...

Watson and Crick's discovery of DNA structure in 1953 revealed a possible mechanism for DNA replication. So why didn't Meselson and Stahl finally explain this mechanism until 1958 ...