Answer:
<h3>for digestive system ( similarities)</h3>
Explanation:
1. All three digestive systems take up majority space inside their bodies
2. All three of the animals food prey begin through the mouth and end through the anus
Answer:
a new substance is formed.
It's C. (Also which class is that? I think I had it last year)
The answer would be between b and d but i would go with d