[DOC] [TLE] How do fraternal twins differ from - UCSB Science Line - University ... [PAR] Identical twins are made from a single egg splitting and so they have the ... 
Basically, fraternal twins are as similar genetically as any set of siblings because 
they ... have the same exact DNA because they started from a single egg and 
sperm. ... fertilized egg splits, creating two identical copies that develop into two 
babies. [DOC] [TLE] What makes some twins of the same sex identical and others not [PAR] So in this case, a single egg splits into two and the twins that form are ... inside 
her body and each of these eggs grows and develops into a baby. ... one egg 
and one sperm, these types of twins will be always the same sex, ... These twins 
would be known as identical twins, because they have the exact same genetic 
makeup... [DOC] [TLE] Types of Twins : Identical, Fraternal & Unusual Twinning | Twin ... [PAR] Identical Twins occur when a single egg is fertilized by a single sperm to form 
one ... has been a mutation in development. and they are almost always the 
same gender. ... These fraternal twins are genetically half-siblings and share 25
% of their DNA. ... When monozygotic twins are born with different genders it is 
because of... [DOC] [TLE] Twin study - Wikipedia [PAR] Twin studies reveal the importance of environmental and genetic influences for 
traits, ... Twins are a valuable source for observation because they allow the 
study of ... genetic makeup: "identical" or monozygotic (MZ) twins share nearly 
100% of .... egg and therefore sharing all of their alleles)  or dizygotic (DZ: 
developing... [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, .... Even if 
they happen to have the same chromosome profile, they will always have ... 
Monozygotic (MZ) or identical twins occur when a single egg is fertilized to form 
one... [DOC] [TLE] The Difference Between Identical and Fraternal Twins ... [PAR] Nov 21, 2015 ... Types of Families ... Because fraternal, or dizygotic, twins are 2 separate fertilized 
eggs, they usually develop 2 separate amniotic sacs, ... share the same amniotic 
sac, depending on how early the single fertilized egg divides into 2. ... Identical 
twins have the same DNA; however, they may not look exactly... [DOC] [TLE] Insights From Identical Twins - Genetics - University of Utah [PAR] Because identical twins develop from a single fertilized egg, they have the same 
genome. So any differences between twins are due to their environments, not 
genetics. ... Twins share the same genes but their environments become more 
different as ... These types of data are especially powerful when collected from 
large... [DOC] [TLE] MTFS Twin Info and Frequently Asked Questions - Minnesota Center ... [PAR] Sep 4, 2007 ... Identical twins differ from fraternal twins in the number of genes they have in 
common. ... Identical, or monozygotic (MZ), twins have the same genetic makeup. 
... Rather than developing into one individual, the fertilized egg cell ... So if your 
doctor said that you and your twin were fraternal because you had... [DOC] [TLE] Twin | definition of twin by Medical dictionary [PAR] Monozygotic or identical twins develop from a single ovum that divides after 
fertilization. ... Because they share the same set of chromosomes, they are 
always of the ... Kinds of twins include conjoined twins, dizygotic twins, 
interlocked twins, ... Monozygotic twins have the same genetic makeup and, 
consequently, are of the... [DOC] [TLE] Identical Twins' Genes Are Not Identical - Scientific American [PAR] Apr 3, 2008 ... Twins may appear to be cut from the same cloth, but their genes reveal a different 
pattern. ... After all, they derive from just one fertilized egg, which contains one set 
... and that's where you have copy number variants," Bruder explains. ... The 
differences between identical twins increase as they age, because... [DOC] [TLE] ELI5: I

Question: Because they develop from a single ovum, this variety of twins has the same genetic makeup
Answer: identical