illustration chromosome structure and organisation |
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| navigate by keyword : anaphase anatomy bacteria biology blood cell centromere centrosome chromatid chromatin chromosome cytoplasm daughter development diagram division dna duplication education enzyme eucaryotic fiber gene genetic histone homologous illustration interphase join medicine meiosis metaphase mitosis molecule mutation nucleosome nucleus prokaryotic protein recombination replication separated sister structure supercoiling telomere tissue transcription translocation |
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| Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure. Chromosomes are not visible in the cell`s nucleusââ¬ânot even under a microscopeââ¬âwhen the cell is not dividing. |
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