Part one of term paper
are rare in humans with twins as being the most common form of this event. can arise in many different combinations of ways but the probability of giving birth to more than one child remains fairly constant when compared to the entire human race. The chances of can also vary from race and genetic background. Scientist and researchers do ...

Part two of term paper
... birth also increased with the higher number of offspring that are involved. In many multiple births, not all of the children survived to childhood or were born dead. Through the advances in technology, the survival rate of infants born in a multiple pregnancy has increased. The first quintuplets, five babies born in a single pregnancy, to survive in medical history were the Dionne quintuplets. The use of drugs that treat female sterility, or fertility drugs, may increase the chances of giv ...