Humans, mice, and giraffes have seven vertebrae in their necks. What can scientists conclude from this observation?
(1 point)
Responses
Humans, mice, and giraffes have the same number of bones.
Humans, mice, and giraffes have the same number of bones.
All vertebrates have seven vertebrae in their necks.
All vertebrates have seven vertebrae in their necks.
These animals descended from a common ancestor.
These animals descended from a common ancestor.
Each animal independently evolved this trait.