I think they describe a structure of cyclopentane. Cyclopentane is a highly flammable alicyclic hydrocarbon with a chemical formula C₅H₁₀, consisting of a ring of five carbon atoms each bonded to hydrogen atoms above and below the plane. It occurs as a colorless liquid with a petrol-like odor.
Explanation:
At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes