Which structure is unique to vertebrates? (1 point)

Responses

limbs
limbs

backbone
backbone

skin
skin

brain

1 answer

backbone
Similar Questions
  1. Which structure is unique to vertebrates? (1 point)Responses skin skin limbs limbs backbone backbone brain
  2. Which structure is unique to vertebrates? (1 point)Responses skin skin backbone backbone limbs limbs brain
  3. Which structure is unique to vertebrates? (1 point)Responses backbone backbone limbs limbs brain brain skin skin
  4. Which structure is unique to vertebrates? (1 point)Responses limbs limbs brain brain backbone backbone skin
more similar questions