Personality Starts to Stabilize at Around Age Three and Continues

question 279

True/False

Personality starts to stabilize at around age three and continues to "harden" well past age 50.

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Definitions:

Chromosomes

Rod-shaped structures in the nuclei of body cells, which contain all the genes and carry all the genetic information necessary to make a human being.

Monozygotic Twins

Twins who are genetically identical, resulting from the splitting of a single fertilized egg.

Genetically Identical

Describes organisms, such as twins or cells, that have exactly the same DNA.

Dizygotic Twins

Also known as fraternal twins, these are siblings born from two separate eggs fertilized by two different sperm, sharing about 50% of their DNA.