The phrase "a large genetic component" is correct and usable in written English.
It can be used when discussing the influence of genetics on a particular trait, behavior, or condition.
Example: "Research indicates that there is a large genetic component to the development of certain mental health disorders."
Alternatives: "a significant genetic factor" or "a major genetic influence".
Twin studies also argue for a large genetic component.
There's also a large genetic component in there.
Part of how easily we go to sleep is genetic: many sleep disturbances, ranging from insomnia to circadian disruption, have a large genetic component.
This means that behavioural traits with a large genetic component are more likely to be shared by identical twins than fraternal twins.
The condition has a large genetic component, and has been linked to new mutations that distinguish affected individuals even from their parents.
But geneticist Peter Visccher of the University of Queensland in Australia thinks genome sequencing will still become routine in the clinic because it is so valuable for identifying people at risk for less common diseases with a large genetic component, such as inflammatory bowel disease.
Endogenous depression is caused by a larger genetic component than reactive depression.
The genetic factors contributing to the susceptibility of PsA are not fully understood, but PsA is estimated to have a larger genetic component than psoriasis.
Extreme longevity, often defined as surviving beyond 100 years, may be a distinct subphenotype with a larger genetic component (Perls and Terry 2003).
"Endogenous" (occurs from within) implies there is no discernible cause for the depression, and it is caused by a larger genetic component than reactive depression.
TGCT has a larger genetic component than many other complex diseases, and recently identified risk marker alleles confer, at least in part, higher relative risks than those identified for other cancers.
