Decaying matter is called compost
21. The ovaries and because eggs are the start of the fetus. I can't correctly answer your other qeustions but I hope this one helps. GL.
The central vacuoles contain little water
Answer:
Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. Obsidian is produced when felsic lava extruded from a volcano cools rapidly with minimal crystal growth. ... The inhibition of atomic diffusion through this highly viscous lava explains the lack of crystal growth.
organism, I believe. Good luck!