MeSH Browser

MeSH Heading: Twins, Dizygotic
Tree Number(s): M01.438.873.920
Unique ID: D014429
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D014429
Scope Note: Two offspring from the same PREGNANCY. They are from two OVA, fertilized at about the same time by two SPERMATOZOA. Such twins are genetically distinct and can be of different sexes.
Entry Term(s): Twins, Fraternal
Public MeSH Note: 91; was see under TWINS 1975-90
History Note: 91(75); was see under TWINS 1975-90
Date Established: 1991/01/01
Date of Entry: 1974/12/12
Revision Date: 2011/06/24

Allowable Qualifiers: classification (CL)

education (ED)

genetics (GE)

history (HI)

legislation & jurisprudence (LJ)

psychology (PX)

statistics & numerical data (SN)

Twins, Dizygotic MeSH Descriptor Data 2025