The awe-inspiring process of cell division can turn a fertilized egg into a baby – or a cancerous cell into a malignant tumor. With so much at stake, nature keeps it tightly controlled in a process ...
During S-phase, DNA replication takes place in five stages. They are: initiation, unwinding, primer synthesis, elongation, and termination. Helicase enzymes “unwind” the DNA double helix, and ...
• Background Higher plants are, like animals, organisms in which successful completion of the cell cycle requires the breakdown and reformation of the nuclear envelope in a highly controlled manner.
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