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.
Count the number of same elements before and after →
Make sure number of same elements on both sides are equal
2N on the right side, so it is 1N2
Answer: D) Building cars that give off less pollution!
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The answer is alveoli, there the only structures.
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