A good procedure is so detailed and complete that it lets someone else duplicate your experiment exactly. Repeating a science experiment is an important step to verify that your results are consistent and not just an accident. For a typical experiment, you should plan to repeat it at least three times (more is better).
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metaphase
Mitosis is divided into four phases namely prophase, metaphase, anaphase and telophase. During metaphase alignment of chromosomes occurs. All the chromosomes are aligned at the middle of the cell at the equatorial plate. The replicated chromosomes remain joined through a centromere. Replicated chromosomes are called sister chromatids
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This is a strategy for a kind of development that provides real improvements in the quality of human life and at the same time conserves the vitality and diversity of the Earth. The goal is development that will be sustainable.
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