non-heritable

Environmental factors influence the development of highly heritable traits just as much as they influence the development of non-heritable traits i.e. a trait like height, which is highly heritable in most developed nations, is very affected by environmental factors, like diet.

8 Surprising Facts About Parenting, Genes and What Really Makes Us Who We Are 2011

Likewise, as can be seen from the example below, genetic factors influence the development of non-heritable traits just as much as they influence the development of highly heritable traits.

8 Surprising Facts About Parenting, Genes and What Really Makes Us Who We Are 2011

And since we are interested in the concept of natural selection from a purely evolutionary point of view (recall the introduction to this piece), we don't count selection acting on non-heritable variation as natural selection.

Miss Winter Solstice Scott A. Nicholson 2009

On the other hand, as we shall presently show, there is much reason for believing that such acquired characters are in their nature non-heritable.

Darwinism (1889) Alfred Russel Wallace 1868

Scientists are reporting what they say is compelling evidence that some powerful non-heritable, environmental factor likely plays a key role in the development of multiple sclerosis.

PhysOrg.com - latest science and technology news stories 2010

Paradoxically, both forms of malnutrition may act through a similar molecular process of modifying DNA, called epigenetics, to cause stable, but non-heritable, changes to the way genes are used.

SciDev.Net 2010

Whitehead H (2005) Genetic diversity in the matrilineal whales: models of cultural hitchhiking and group-specific non-heritable demographic variation.

PLoS ONE Alerts: New Articles 2009

Manusmriti, (dated between 200 BCE and 100 CE), contains laws that codified the caste system, reducing the flexibility of social mobility and excluding the untouchables from society, yet this system was origi - nally non-heritable (Manu Smriti X: 65).

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