All skeletal systems provide support to organisms, but only two types are hard. Which lists the two hard skeletons?

Respuesta :

Answer: A skeleton is a structural frame that supports an animal body.

There are two major types of skeletons: solid and fluid.

Exoskeletons are external, and are found in many invertebrates; they enclose and protect the soft tissues and organs of the body.

Explanation: HOPE IT HEPLS