Why do some creatures have preferance for left or right?

Subject: Why do some creatures have preferance for left or right?

Date: Sat Feb 28 02:52:21 2004
Posted by zoechan
Grade level: undergrad School: peking univesity
City: peking State/Province: peking Country: china
Area of science: General Biology
ID: 1077958341.Gb

Message:


For example, most crabs have either stronger left pincers or right,most vines 
coil either clockwise or anti-clockwise... They are unlikely to be affected by 
outside environmental changes. Have these all been prefabricated by genes? 
Then why do genes have preferance for only one side?

Re: Why do some creatures have preferance for left or right?

Current Queue | Current Queue for General Biology | General Biology archives

Try the links in the MadSci Library for more information on General Biology.