No, it doesn't necessarily occur just because it's present in the family. There are more factors involved in schizophrenia than a specific gene. Other mental/emotional symptoms may exist in the family because of the presence of a genetic type but full blown schizophrenia is unlikely.
When a parent is homozygous for a dominant trait, all of their children will have that same dominant trait.
It is called a dominant trait
A trait that masks another trait is called dominant, or a dominant trait.
Dominant trait is a genetics term. A dominant trait is one which will be expressed if one of the parents has the gene for that trait. A recessive trait is one that will be expressed only if both parents carry the trait.
Schizophrenia is only partially genetic, and therefore is neither recessive nor dominant.
The trait that is being masked is recessive, and the trait that is doing the masking is dominant.
A dominant trait.
the dominant trait
Dominant- Covers up another form of a trait. Recessive- Is covered up by a dominant trait.
Dominant Trait
The recessive trait isn't present when the dominant form of the trait is there. Whenever a trait is dominant trait is present it ALWAYS takes over the recessive one. the law of Dominance
recessive