“In another individual of this same species, the two 5S rDNA sites showed size heteromorphism.”

“Its Y chromosome is minute and highly heterochromatic, and displays high heteromorphism with the X chromosome.”

“To speak somewhat figuratively, heteromorphism is a sort of disease that may attack the skeuomorph or the biomorph.”

“Variations in chromosome patterns during in vitro maintenance were rapid and discrete, involving loss of heteromorphy or appearance of additional chromosome size variants.”