Invertebrados – Cierto o falso

The video tutorial discusses invertebrates, focusing on their structural features. It explains that many invertebrates possess exoskeletons, while some marine invertebrates have hydrostatic skeletons, which are fluid-filled cavities surrounded by muscles.

What is a common characteristic of many invertebrates?

Do invertebrates typically have exoskeletons? Explain your answer.

What type of environment do many invertebrates inhabit?

Describe the structure that surrounds the fluid-filled cavity in some invertebrates.

What is a hydrostatic skeleton and how does it function?