Discovery Online Science ... The first clue turns up on a rap sheet kept by Genome Research. A short synopsis of tongue-rolling research is followed by the trait's inheritability status:
www.discovery.com/area/skinnyon/skinnyon970226/skinny1.... www.discovery.com/area/skinnyon/skinnyon970226/skinny1.html
The tongue-rolling gene comes in two forms, one that lets you roll your tongue and another that doesn't. If you have a version of the tongue-rolling gene that lets you roll your tongue and a version that doesn't, then you can roll your tongue.
www.thetech.org/genetics/ask.php?id=125
Tongue rolling is one of the human traits most commonly used to demonstrate simple Mendelian genetics. ... Tongue rolling as a character ... He concluded that tongue rolling was at least partially genetic, with rolling dominant to non-rolling, despite the four R offspring of NR x NR parents.
udel.edu/~mcdonald/mythtongueroll.html udel.edu/~mcdonald/mythtongueroll.html
Tongue - Wikipedia, the free encyclopedia
The tongue is a muscle on the floor of the mouth that manipulates food for chewing and swallowing (deglutition). It is the primary organ of taste, as much of the upper surface of the tongue is cover...
en.wikipedia.org/wiki/Tongue
Learn about inherited genetic traits of rolling Rs and folding tongue. It is generally thought that tongue rolling is genetic, but it is much more complicated than that as sometimes identical twins do not share the ability to roll the tongue. ... Further Tongue Rolling Possibilities...
www.brighthub.com/science/genetics/articles/35598.aspx
Definition of tongue rolling in the Medical Dictionary. tongue rolling explanation. Information about tongue rolling in Free online English dictionary. What is tongue rolling? Meaning of tongue rolling medical term. ... (redirected from tongue rolling)
medical-dictionary.thefreedictionary.com/tongue+rolling medical-dictionary.thefreedictionary.com/tongue+rolling
Enter some facts about yourself (phenotypes) and your parents, and I'll tell you about your genes (genotypes)! ... If you have the ability to roll your tongue into a tubelike shape, you are a "roller." Tongue rolling is determined by a dominant allele, R. If you cannot roll your tongue, you are homozygous recessive (rr).
www.sonic.net/~nbs/projects/bio115l/form.html
Tongue rolling is defined as the ability to roll the tongue longitudinally into a U-shape. The ability to learn to roll one's tongue is a genetic trait inherited through a simple Mendelian pattern.
www.knowledgene.com/public/gene_school/your_gene.php3
So, your partner is incorrect about tongue rolling, but don’t be too hard on him, he probably learned it in school! I found only one tenuous reference for tongue folding (Hsu, T. C. : Tongue upfolding: a newly reported heritable character in man.
www.madsci.org/posts/archives/2004-03/1080087922.Ge.r.h... www.madsci.org/posts/archives/2004-03/1080087922.Ge.r.html
MadSci Network: Genetics ... Subject: Is tongue-rolling a genetic or learned trait? ... Date: Sun Mar 29 06:07:21 1998; Posted by rich krieg; Grade level: 7-9; School: Washington Middle School; City: Green Bay State/Province: WI; Country: USA; Area of science: Genetics; ID: 891173241.Ge...
www.madsci.org/posts/archives/may98/895157799.Ge.q.html