Why is the trachea reinforced with cartilaginous rings.

Does anyone know how to dissect a frog or baby squid?

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals

What advice can you give for high ‍♀️