Pros and cons of the external and internal skeleton.

The skeleton can form a support not only for all muscles, but also for organs. Allows you to grow and move. But despite this, the internal skeleton cannot perform a protective function at the same level with the external one.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.