20 results found

Search Results for: twins

Monozygotic twins

Monozygotic Twins Definition Monozygotic twins are twins that developed from a single zygote. Etymologically, the term is... Read More

Twins

Definition noun, singular: twin (1) Two siblings from the same pregnancy and birth (2) (general) Two closely related and... Read More

Dichorionic-diamniotic twins

Definition noun Twins with separate chorions and amniotic sacs in utero Supplement Twins may be classified according to the... Read More

Dizygotic twins

Definition noun Two offspring that develop from two zygotes but share a common uterine environment, and would be born at the... Read More

Chorion

Chorion Definition The chorion is a membrane that develops around the developing fertilized egg. It begins to develop... Read More

Twin method

twin method A general means of genetic analysis that capitalises on the fact that while twins have the same age and the same... Read More

The Psychobiology of Hysteria

Editorial Hysteria is often regarded as the archetypal psychodynamic illness. Freud carried out much of his early work on... Read More

Human Reproduction

Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More

Scared to Death

Scared to Death: Self-Willed Death, or the Bone-Pointing Syndrome   by Patrick D Hahn   Accepted on: September 4,... Read More

Dipygus

Dipygus Conjoined twins with the head and thorax completely merged, and the pelvis and lower extremities duplicated; when... Read More

Nucleoplasm

Definition noun plural: nucleoplasm nu·cle·o·plasm, ˈnjuːklɪəˌplæzəm (cell biology) The protoplasm of the... Read More

Nuclear body

Definition noun plural: nuclear bodies nu·cle·ar bod‧y, ˈnjuː.kli.ər ˈbɒdi Any of the prominent non-membraned,... Read More

Subspecies comparison of the Genus: Corucia

Leeway Corucia Research Center (LCRC) Blenheim, S.C. 29516 U.S.A. Abstract Detailed measurements and observations... Read More

Chimera

When we learned about the basic genetics of biological life, we came to know that almost all the cells of an individual have... Read More

Zygote

Zygote Definition What is a zygote? A zygote is a fertilized eukaryotic cell. In biology, medical science, and other allied... Read More

Birth

Birth 1. The act or fact of coming into life, or of being born; generally applied to human beings; as, the birth of a... Read More

Genome

Genome Definition What is a genome? As defined in biology, a genome is a complete set of deoxyribonucleic acid (DNA) within... Read More

Atom

In the enchanting tapestry of life, the smallest of heroes and a celestial protagonist emerges—'the atom'. With grace and... Read More

Types of Transplants

Submitted to biologyonline.com on March 7, 2009 Published by biologyonline.com on March 29, 2009   Transplants are... Read More

Single-stranded DNA

What is single-stranded DNA? DNA is the material that living organisms possess that carries their genetic make-up. DNA and... Read More