highly significantP < 0.05
An unpaired two-tailed Student's t -test was performed to determine the significance of the difference in mitotic index observed between the wild-type and mutant embryos ( P < 0.05 is highly significant).
An unpaired two-tailed Student's t -test was performed to determine the significance of the difference in mitotic index observed between the wild-type and mutant embryos ( P < 0.05 is highly significant).