[DOC] [TLE] Twin - Wikipedia [PAR]  [DOC] [TLE] Twins - identical and fraternal - Better Health Channel [PAR] Two separate eggs (ova) are fertilised by two separate sperm, resulting in fraternal or 'dizygotic' (two-cell) twins. These babies will be no more alike than siblings born at separate times. The babies can be either the same sex or different sexes, with the odds roughly equal for each. [DOC] [TLE] Types of Twins : Identical, Fraternal & Unusual Twinning | Twin ... [PAR] Two-thirds of all twin births result in same sex fraternal twins and one-third are .... 
times with two or more acts of sexual intercourse. either within one menstrual... [DOC] [TLE] Twin - Wikipedia [PAR] Twins are two offspring produced by the same pregnancy. Twins can be either monozygotic ("identical"), meaning that they develop from one zygote, which splits and forms two embryos, or dizygotic ("fraternal"), meaning that they develop from two different eggs. [DOC] [TLE] Do genes influence whether someone has twins, either identical or ... [PAR] Do genes influence whether someone has twins, either identical or fraternal? ... 
or fraternal (dizygotic - DZ) twins, although there are a few rare families with... [DOC] [TLE] Identical Twins or Fraternal Twins? - - Twin Pregnancy and Beyond [PAR] To put it a bit more simply, the male only provides the sperm, whereas, the female 
is the one who either ovulates two eggs (fraternal twins) or one egg that splits... [DOC] [TLE] Fraternal Twins vs Identical Twins - Difference and Comparison ... [PAR] What's the difference between Fraternal Twins and Identical Twins? ... 
Diochorionic-diamniotic twins either never divided (aka are fraternal twins) or 
divided... [DOC] [TLE] fraternal twin - Dictionary Definition : Vocabulary.com [PAR] A fraternal twin is either one of a pair of twins who don't look like each other. 
Although fraternal twins hang out in the womb and are born together, they 
actually... [DOC] [TLE] How do fraternal twins differ from - UCSB Science Line - University ... [PAR] To start off, let's first talk about fraternal twins, another word for this is "dizygotic" ... 
either two completely separate eggs can be fertilized (fraternal twins) or one... [DOC] [TLE] Can Fraternal Twins Be Identical? - Circle of Moms [PAR] Nov 8, 2009 ... I've got Fraternal twins and they are TWO eggs TWO sperm which can ..... 
placentas, since they could then be either fraternal or identical twins. [DOC] [TLE] Twins facts, information, pictures | Encyclopedia.com articles about ... [PAR] Twins are classified as either dizygotic or monozygotic. Dizygotic twins (also 
called fraternal twins) arise from two separately fertilized eggs, or zygotes. [DOC] [TLE] All twins are either identical or fraternal and they can be the others in ... [PAR] All twins are either identical or fraternal and they can be the others in addition. 
We are mirror image but we have never known if we r identical or fraternal :) | See
... [DOC] [TLE] Most Twins Are Either Identical Or Fraternal, But These Twins Just ... [PAR] There are two different possibilities when a woman gives birth to twins. The most 
common type of twin is the fraternal twin, which happens when two eggs are... [DOC] [TLE] Glossary | Identical and Fraternal Twins | easyDNA | EasyDNA UK [PAR] Twins are either identical or fraternal and are always present within the same 
pregnancy. The difference between the two types of twins is based upon the... [DOC] [TLE] 2 placentas does NOT mean fraternal - Multiples and Twins ... [PAR] The only way to know if your same sex twins are identical is if they either share 
the same amniotic sac and chorion or if they have 2 sacks and 1 chorion. [DOC] [TLE] Identical twins not hereditary??? - Multiples and Twins ... [PAR] All the research I've done has shown fraternal twins are either hereditary or 
caused by IVF & ID are a just random. But would love to find other studies 
showing... [DOC] [TLE] Proactive Genetics discusses twin zygosity, chorionicity and ... [PAR] The origins of identical and fraternal twins requires knowledge of chorionicity, ... 
Fraternal twins can either be of the

Question: Twins are either fraternal or this
Answer: identical