Question

Which is NOT an example of internal structure adaptation?
A. fish gills
B. hollow bird bone
C. tree root
D. xylem in plants
E. All of the above

Answer 1

Answer:

B hollow bird bones

Explanation:

Internal structures are the inner pieces and parts that keep organisms alive, help them grow, and help them reproduce.

Answer 2

imma say E cuz all of them sound like internal adaptations but if its wrong im really sorry