Cyclin-dependent kinases (CDKs) are enzymes that regulate the cell cycle. Table 5.1 lists three different CDKs, their roles in the cell cycle and molecules that inhibit them. (i) With reference to Table 5.1, state which CDK inhibitor is likely to result in a cell containing one chromatid per chromosome. Explain your answer. inhibitor .......................................................................................................................... explanation .................................................................................................................... ....................................................................................................................................... . (ii) With reference to Table 5.1, state which CDK inhibitor is likely to result in a cell with: - a relatively high concentration of mitochondria - two chromatids per chromosome. Explain your answer. inhibitor .......................................................................................................................... explanation .................................................................................................................... ....................................................................................................................................... . ....................................................................................................................................... .

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