C. a toy train is the item that has characteristics similar to a scientific model.
Sunlight is the original source of almost all energy in most ecosystem.
The middle turqois-ish color is Nucleus
The one on the bottom right is cell membrane
The one on the bottom left is cell wall
The answer is D its the right answer because on the moon there is not oxygen for it to reach that state
Answer:
go for the second answer idk may be right i think
Explanation: