Question

question 2 of 25 which of these organisms is a vertebrate? a. amoeba b. oak tree c. slime mold d. dog

Explanation:

Vertebrates have a backbone. An amoeba is a single - celled organism, an oak tree is a plant, and slime mold is a fungus - like organism. A dog is a mammal and has a backbone.

Answer:

D. Dog