There are many answer you have to be specific
The answer is D its tightly packed cells allow for proctection against harmful substances.
Answer:
I believe so. The shapes and ect. of bones determine how animals are evolving and how they will evolve more.
Explanation:
I hope this helps by the way. I'm not completely sure tho.
The answer is a Reptile.
Because it lives in water (also out) and has rough skin.
The answer is B. fight disease
