People Are Not Born with Phobias

question 45

True/False

People are not born with phobias. Therefore, there is no genetic predisposition for phobias.

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Definitions:

Heterozygous

Having two different alleles for a particular gene, one inherited from each parent.

Karyotype

The chromosomal composition of an individual.

XYY

A chromosomal pattern that occurs when a male has an extra Y chromosome (47,XYY), often associated with a range of physiological and developmental features.

Phenotypically

Relating to the observable characteristics of an organism that result from both genetic makeup and environmental influences.