This is demonstrated, for instance, in longitudinal studies that compare identical twins with same -
sex fraternal twins reared in the same families or separated through adoption.
I mean, you know, because I know I've heard sometimes, you know, maybe boys need a little bit more developmental times, so I don't know how we come across the any situations where you've had opposite
sex fraternal twins and maybe one was ready and one wasn't?
Ever wonder if your same
sex fraternal twins are truly fraternal?
Not exact matches
Fraternal twins may be a boy and a girl, or two babies of the same
sex, however, they will not be identical.
Fraternal twins may be of opposite
sexes; monozygotic
twins are of the opposite
sex only in the rarest circumstances.
Sex - and zygosity - specific mean values of handgrip strength, height, weight, body mass index, and waist circumference were highly comparable between fraternal twins of opposite sex and fraternal twins of same s
Sex - and zygosity - specific mean values of handgrip strength, height, weight, body mass index, and waist circumference were highly comparable between
fraternal twins of opposite
sex and fraternal twins of same s
sex and
fraternal twins of same
sexsex.
Reiss and his colleagues studied 720 pairs of same -
sex adolescent siblings (identical and
fraternal twins and full, half and stepsiblings) over a 3 - year period, from early to mid-adolescence.