Answer:During pregnancy, red blood cells from the unborn baby can cross into the mother's blood through the placenta. If the mother is Rh-negative, her immune system treats Rh-positive fetal cells as if they were a foreign substance. The mother's body makes antibodies against the fetal blood cells
Explanation:
B because B is the nucleus which is the storage location of DNA
I wanna say D, but I’m not entirely sure
The process is called denaturation.
I hope this helped :)
. In mitosis the nuclear membrane breaks down and the centrosome
