Which of the Following Is Characteristic of All Vertebrates

question 29

Multiple Choice

Which of the following is characteristic of all vertebrates?

• A)a skull and a backbone consisting of vertebrae
• B)a calcified (hard)skeleton and four legs
• C)a hinged jaw
• D)lungs or lung derivatives

---

Definitions:

Intradermal

Pertaining to the administration of a substance into the dermis layer of the skin.

Biopsy

A medical test that involves the extraction of sample cells or tissues for examination to determine the presence or extent of a disease.

Ultraviolet

A type of electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays.

Skin Graft

A surgical procedure where healthy skin is transplanted to a damaged area of the body.