Celiac disease tends to be found in families but it's inheritance pattern is not fully understood. In brief: See below. Celiac disease tends to be found in families but it's inheritance pattern is not fully understood.
As you may have guesses the fastest runners in the insect world are cockroaches, which can move almost one foot per second - translating to a little over 3 mph or 50 body lengths per second. This would be equivalent to a human sprinter running the 100 yard dash in 1 second or approximately 200MPH!
6. Black mamba. The fastest snake in the world is also one of the deadliest. The black mamba (Dendroaspis polylepis) can move at speeds of up to 12.5 miles per hour (5.5 meters per second), and its bite can kill a human being in less than 30 minutes.