Which of the following statements about limbs is FALSE?

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The jointed limb is a prominent type of limb in arthropods and vertebrates.

  

The evolution of limbs is still under investigation, although some biologists contend that all animal limbs are homologous.

  

Limbs move when muscles attached to a skeleton contract or relax.

  

Jointed limbs tend to be saclike in appearance.

 

asked Dec 29, 2012 in Biology by anonymous
    

1 Answer

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Jointed limbs tend to be saclike in appearance.

 

answered Dec 29, 2012 by anonymous

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