the name that is given to the presence in an individual of two or more cell lines that are distinct in respect to their genetic and chromosomal makeup and are derived from a single zygote.

GENE MOSAICISM: "Gene mosaicism is where 2 or more cell lines come from a single zygote."
Cite this page: N., Pam M.S., "GENE MOSAICISM," in, May 11, 2013, (accessed March 28, 2020).