The structure of DNA lends itself easily to DNA replication. Each side of the double helix runs in opposite (anti-parallel) directions. The beauty of this structure is that it can unzip down the middle and each side can serve as a pattern or template for the other side (called semi-conservative replication).
Rupture of the uterus during pregnancy or labor is a serious emergency that can be fatal to both mother and fetus. Uterine rupture results in: 1  bleeding; 2  rupture of the amniotic sac (bag of waters); 3  partial or full delivery of the fetus into the abdominal cavity; and. 4  loss of oxygen delivery to the fetus.
uterus - a hollow muscular organ in the pelvic cavity of females; contains the developing fetus. womb. cervix uteri, uterine cervix, cervix - necklike opening to the uterus. arteria uterina, uterine artery - a branch of the internal iliac artery that supplies the uterus and the upper part of the vagina.