Answer:
conservation is saving and reducing. To help save the earth .. Conservation is the preservation or efficient use of resources,
Explanation:
CONTRACTILE RINGS are a contractile ring of actin micro filaments that eventually results in the division of the cytoplasm.
The contractile ring are usually formed during the early anaphase phase of the cell division cycle. During the cellular cleavage, the contractile rings tighten around the cytoplasm of the cell until it is pinched into two daughter cells.
Igneous rock?? sorry if this is wrong
D. i belive hope this helps u buddy if not then im sorry....
-Lawrence $.