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11 Cards in this Set
- Front
- Back
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chromosome
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rod shaped structures made off DNA
in a eukaryotic cell,one of the structures in the nucleus that are made up of DNA and protein, in a prokaryotic cell the main ring of DNA |
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histones
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a type of protein molecule found in the chromosomes of eukaryotic cells but not in prokaryotic cell
DNA wraps tightly around this protein |
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chromatid
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one of the two strands of chromosomes that becomes visible during meiosis or mitosis
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centromere
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the region of the chromosome that holds the two sister chromatids togethere during mitosis
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chromatin
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the materials that makes up voth mitotic and interphase chromosomes
a comples of proteins and DNA strands that are loosely coinled such tht translation adn transcription can occur |
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sex chromosome
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one of the pair of cromsomes tat determime th sex of an individual
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autosome
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any chromosome that is not a sex chromosome
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homologous chromosome
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chromosomes that have the same sequence of genes, that hace the same strucrure and that pair during meiosis
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karyotype
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a micrograpj of the array of chromosomes visible in a cell durinf metaphase
a graphical display tha shows an individual's chromosomes arraned in homologous pairs and in order of diminshing size |
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diploid
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a cell that contains two haploid sets of choromosmes
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haploid
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describes a cell nucleus or organism that has only one set of unpaired chromosmes
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