individual chromosomes

Why Do Chromosomes Become Visible?

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Why Do Chromosomes Become Visible? During prophase, the complex of DNA and proteins contained in the nucleus, known as chromatin, condenses. The chromatin coils and becomes increasingly compact, resulting in the formation of visible chromosomes. Why are chromosomes visible during mitosis? Each chromosome is made up of DNA tightly coiled many times around proteins called

Why Are Chromosomes Not Visible In Most Cells?

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Why Are Chromosomes Not Visible In Most Cells? Each chromosome contains a few thousand genes, which range in size from a few thousand bases up to 2 million bases. During most of the cell cycle, interphase, the chromosomes are somewhat less condensed and are not visible as individual objects under the light microscope. Why are