Are We Hardwired?: The Role of Genes in Human Behavior by William R. Clark

By William R. Clark

Taken actually the reply to the name query is clearly "somewhat". The extra attention-grabbing query, as alluded to within the subtitle, is "how much"? This publication offers a good and good documented dialogue of the function of genetics in numerous facets of human habit.

The themes lined comprise aggression, consuming problems, substance abuse, cognitive functions and sexual choice. The claims made through the authors are supported through a number of equipment. not just are statistical correlations from case stories used, yet so are factors without delay from biochemistry.

It does not require any distinctive previous wisdom, it provides the entire fabric from biology that's had to stick with the facts. this can be regularly easy genetics, biochemistry and neurology. This fabric is important as the authors are very cautious to justify their claims.

To summarize i presumed this used to be a superb booklet. the single minor criticism i've got is couple of instances the authors appeared virtually apologetic while the impact of genetics was once came upon to be greater than a few humans it appears wish them to be. whereas the ebook is written for non-experts, the truth that the authors aid their claims to completely with facts makes this publication tougher than a standard well known booklet.

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Some phenotypic characteristics are determined directly by the genotype—a gene, alone or in concert with other genes. But other phenotypes—and behaviors are a prime example—ultimately arise as a result of an interaction between genes and the environment. We must always keep this in mind as we look at data bearing on genes and behavior, particularly in humans where the data is of necessity indirect. Starting with Mendel himself, geneticists have traditionally identified genes on the basis of mutations.

The son of a small-town physician who encouraged his interest in the natural sciences, Jennings spent most of his life as a highly respected researcher at the Johns Hopkins University in Baltimore. It was during his formative years as a scientist that Mendel’s laws governing inheritance were rediscovered, and the emerging field of genetics would became a great source of inspiration for him. Jennings began to study patterns of inheritance in paramecia and similar single-cell animals, and quickly became interested in whether or not such organisms exhibited characteristics that could be considered behavior.

We will see in every case we examine that behaviors are always the product of the coordinated actions of many different genes. But for now, let’s continue our exploration of what is known about the genetics of behavior in human beings. 39 This page intentionally left blank 3 The Nose Knows Cells communicate; they “talk” to one another. Free-living cells, such as paramecia or yeast, release a multitude of chemical signals that carry messages about food sources, possible dangers in the neighborhood, and the availability of sex.

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