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Match the pairs: 1. Cyclin: p. Activator 2. CDK: q. Kinase 3. Cohesin: r. Arm glue

A1-p, 2-q, 3-r
B1-p, 2-r, 3-q
C1-q, 2-p, 3-r
D1-r, 2-p, 3-q
Answer & Solution
Correct answer: A. 1-p, 2-q, 3-r
Cyclins serve as regulatory activating subunits, CDKs phosphorylate target substrates, and cohesin binds sister chromatids.
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