Kristyn is thrilled to hear she is expecting twins. her doctor informs her that the twins are dizygotic. what does this mean?

The dizygotic twins are also known as non-identical twins or fraternal twins. It refers to two siblings, which originate from distinct eggs or ova that are discharged at the similar duration from an ovary and are fertilized by distinct sperm.  

As the dizygotic or fraternal twins are two distinct fertilized eggs, they generally give rise to two separate placentas, amniotic sacs, and supporting compositions.  

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's