The ability to roll your tongue is inherited genetically.

Follow for some mind blowing facts

The percentage of the human population that has this skill ranges from 65 to 81 percent. A slightly higher percentage of females can do this than males.

The ability to roll one’s tongue is a genetic trait that historically has been used to demonstrate the concepts of dominant and recessive traits in classrooms. However, the dominant nature of the “tongue-rolling gene” has been disproved, and is no longer an acceptable example to teach genetics in the classroom.


About coolfacts2share

Cool Facts 2 Share
This entry was posted in Uncategorized. Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s