Could be both , but since it’s a small sample theres a better chance of just single Celled
Answer:
Mesophyll is not a tissue technically speaking. It's just a place, a specific area. Or you can even think of it as the set of all tissues in a given area.
It’s either carbon or hydrogen but I would definitely go with hydrogen
Answer:
The populations are isolated and thus do not interbreed.
Explanation: