- they
develop from one zygote,
which splits and
forms two embryos, or
dizygotic ('non-identical' or 'fraternal'),
meaning that each twin
develops from...
- from a
single zygote is
called monozygotic, from two
zygotes is
called dizygotic, or from
three or more
zygotes is
called polyzygotic. Similarly, the siblings...
- from one
zygote that
splits and
forms two embryos.
Fraternal twins are
dizygotic because they
develop from two
separate oocytes (egg cells) that are fertilized...
- left-handed
while 13% of
dizygotic twins were left-handed. In
another study, the
frequency of right-handed and left-handed
pairs of
dizygotic twins is
about 23%...
-
whereas dizygotic twins will
differ from one
another due to
genes in
addition to the environment.
Under this
simplistic model, if
dizygotic twins differ...
-
experiences that one twin has but not the
other twin. "Fraternal" or
dizygotic (DZ)
twins share only
about 50% of
their genes, the same as any other...
-
Conjoined twins are
almost universally ****umed to
always be monozygotic, but
dizygotic conjoined twins are
theoretically possible. "conjoined twin". Encyclopedia...
-
colitis and Crohn's
disease in an
unselected po****tion of
monozygotic and
dizygotic twins. A
study of
heritability and the
influence of smoking". Gut. 29...
- factors.
There could also be a
genetic element. A
study of
monozygotic and
dizygotic twins found that
genetic components contributed 7% to 21% of
somatic symptoms...
-
foreign instruments, talent, and creativity. The
Yoruba present the
highest dizygotic twinning rate in the
world (4.4% of all maternities). They
manifest at...
