One of the mysteries of the English language finally explained.
Any small circular DNA molecule; especially any of those present in large numbers in the kinetoplasts of trypanosomatids, which code for guide RNAs that are involved in the post-transcriptional modification of mitochondrial mRNA.
1960s; earliest use found in Journal of Molecular Biology. From mini- + circle.
In this article we explore how to impress employers with a spot-on CV.