Twin and twin Colombia is not equal. Twins are the brothers who are born in a double birth but have different sex at birth. Twins are identical at all: born in the same birth, born of the same sex. Childbirth in which two children are born. Twin stands for equal, identical, parallel, mielgo, brother, gouache, buddy, torque, guare.
Brother born of a same birth. Today it is used colloquially to brothers born of a same Zygote, and which are therefore identical; Unlike twin, which may come from different zygotes and even have different gender. But both words may be synonym for science. It comes from the latin gemellus, i ( guemelus, diminutive form for geminatus " doubled, repeated " ). See: twin. See: triplet.