Articles written by Barry Starr
All 12 articles written by Barry Starr
DNA Mutations Cause Cancer: Cancer Runs in Families When Children Inherit a Premade Mutation
Category: Human Genetics
People do not inherit cancer but instead inherit an increased risk of getting cancer. more...
Category: Genetic Theory
Scientists have created ES cells without destroying an embryo or cloning a patient. more...
The Genetics of Breed Dog Size: The IGF1 Gene Explains Why Dogs Come in Different Sizes
Category: Genetic Theory
Dogs come in lots of shapes and sizes. Scientists have figured out that the IGF1 gene is one of the main reasons why. more...
The Golden Gene and Fair Skin: Pale Skin Became Common in Caucasians 6000 Years Ago
Category: Human Genetics
By looking at the golden gene, scientists have found that Northern Europeans turned lighter-skinned some 30,000 years after they arrived in Europe. more...
Human Evolution and Hair Loss: Humans May Be a Race of Sexually Mature Juveniles
Category: Genetic Theory
Why did humans lose their hair over time? Human ancestors may have developed sexually before they developed physically and so ended up hairless. more...
Gene Changes and Obesity: How certain chemicals may be contributing to the obesity epidemic
Category: Genetic Theory
Recent studies are showing that chemicals like nicotine can change a fetus's DNA to predispose him or her to obesity as an adult through a process called epigenetics. more...
Having Two Different Colored Eyes: Heterochromia is Caused by Genetics, Injury and/or Disease
Category: Human Genetics
Heterochromia or two different colored eyes can happen in people because of lost or damaged melanocytes and/or genetic conditions like chimerism or mosaicism. more...
Human Chimeras: These Fused Fraternal Twins Can Confuse DNA Tests
Category: Genetic Theory
Genetic tests can be wrong if one of the tested people is a human chimera. more...
Eye Color Genetics: Blue Eyes Happen When At Least Two Genes Do Not Work
Category: Genetic Theory
Recent work points to the OCA2 gene as the key gene in deciding between brown and other color eyes. The green eye gene has not yet been found. more...
The Genetics of Human Skin Color: Caucasians Are Fair-Skinned Because of the Golden Gene
Category: Genetic Theory
A genetic study in zebrafish helps to identify the gene responsible for Europeans' pale skin-the golden gene. more...
Pheremones Decide Mice Sexuality: Sexual Behaviour and Genetics Study Reveals Causes of Bisexuality
Category: Classic Genetics
A mouse genetic study in which the TRPC2 gene was eliminated turned males and females into dominant bisexuals. more...
Genetics of Red Hair & Redheads: 2007 Report that Red Hair Would Disappear by 2100 is False
Category: Genetic Theory
Changes in the MC1R gene that lead to red hair will always be present at a low level in the collective DNA of humanity. more...
