- cytosineA heterocyclic base, 4-aminopyrimidin-2(1H)-one, which pairs with guanine in DNA and RNA (by means of three hydrogen bonds).
- -cyteUsed to form cell names and classifications for mature cells.
- cyto-cell.
- cytodeA nonnucleated mass of protoplasm, the supposed simplest form of independent life, differing from the amoeba, in which nuclei are present
- cytulaThe fertilized egg cell or parent cell, whose development produces the child or other organism.
- mastocytemast cell
- verocytotoxinAny of a group of toxins, found in some microorganisms of genus Shigella and Escherichia, that can cause acute renal failure.