It's both! Scientists really can't agree on it.
Base of the substitution of the codon or frameshift mutation
Answer:
if mitosis is unregulated, cancer cells could multiply continuously or create defective daughter cells.
The outcome of this mating if white and cream were still different genes but both were located on the x chromosome would have been; Two red eyed females: one red eyed male; one cream eyed male. Crossing or amting a female genotype (Xw+C Xw-e ca, with a male with a genotype of Xw+C Y, would give a red eyed male, a cream eyed male and 2 red eyed females.