C is correct.
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Answer:
B. Fertilizer can affect the growth of bean plants.
Explanation:
due to the observation. They observed that these plants, on average, were taller than another population of the same kind of bean plants that were not treated with fertilizer
Answer is Prophase
Prophase is characterized by duplication of genetic material and the condensing of the chromatin to chromosomes. This is especially useful in cytogenetics, a genetic study of chromosomes in a cell.
The chemical called mitotic inhibitors, inhibit the formation of microtubules that pull the chromosomes apart, an essential function of mitosis.