One twin, the 'donor' twin, is small and anemic, the other, the 'recipient' twin, is large and polycythemic Find out what you need to know about how hereditary twins are. The lives of both twins are endangered by this condition.
Twin, either of two young who are simultaneously born from one mother Do twins run in families Twinning, common in many animals, is of two biological kinds
How to use twin in a sentence. Fraternal and identical are the most common types of twins Either of two children or animals brought forth at a birth. See examples of twin used in a sentence.
Either of two children born to the same mother on the same occasion One of two very similar… Identical twins, also known as monozygotic twins, share the same egg at conception and are always either both boys or both girls Fraternal twins, also known as dizygotic twins, come from two separate eggs fertilized at the same time
The special relationship between twins allows researchers to examine the differences between genetic and environmental influences over both physical and mental health, as well as traits and.