Answer:
Hello!!! Princess Sakura here ^^
Explanation:
A nucleus is a membrane-bound organelle that contains the cell's chromosomes.
This is likely the a rain forest. If I helped you out please mark as brainliest :).
Answer:
The crust, mantle and inner core are defined by chemical composition
Hello!
The body of a sponge is not very complex, mainly because it has no cells. It has 2 outer layers and supportive needles, but no cells!
Enjoy.
~Isabella