Read the following passage and answer if the question is true or false.
Passage: Heterochromia is a difference in coloration, usually of the iris but also of hair or skin. Heterochromia is determined by the production, delivery, and concentration of melanin (a pigment). It may be inherited, or caused by genetic mosaicism, chimerism, disease, or injury. It occurs in humans and certain breeds of dogs and cats.

Question: can you have one green eye and one blue eye?

Is the answer True or False? Respond with only "True" or "False" and no additional text.
True.