Rating Newest Oldest. Best Answer: *Hitchhiker's Thumb* The ability to bend the thumb backward (at least 45 degrees) is a caused by a dominant allele. The proper term for this is distal hyperextensibility.People with dominant alleles have more flexible ligaments and thus looser joints.However, other sites say that hitchhiker's thumb is autosomal recessive so your best bet would be to trust your textbook or just ask your teacher!Source(s): I take AP Biology! sparkles62190 Â· 8 years ago.eople with dominant alleles have more flexible ligaments and thus looser joints. However, other sites say that hitchhiker's thumb is autosomal recessive so your best bet would be to trust your textbook or just ask your teacher! Source(s): I take AP Biology!
The Emperor Caligula once decided to go to war with the Roman God of the sea, Poseidon, and ordered his soldiers to throw their spears into the water at random. (14) Comments invisible pink unicorn:
Kronos was eventually overthrown by his sons and then Zeus ruled the sky, Poseidon ruled the oceans and Hades ruled the underworld. Symbols associated with Poseidon include the trident and dolphins. In Roman mythology, Poseidon is known as Neptune.