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20 Cards in this Set
- Front
- Back
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Gametes
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an organisms reproductive cells such as eggs cells, sperm
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binary fission
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form of asexual reproduction,a single parent passes exact copies of all of its DNA to its offspring
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gene
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a segment of DNA that codes for a protein or RNA molecule
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chromosomes
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the DNA and the proteins assiciated with the DNA
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Chromatids
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the two exact copies of DNA that make up each chromosome
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centromere
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the point where two chromoatids of a chromosome are attached
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Homologous chromosomes
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chromosomes that are similar in size, shape,and genetic content
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diploid
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When a cell such as a somatic cell contains two sets of chromosomes
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haploid
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when a cell such as a gamete contains one set of chromosomes
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zygote
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a fertilized egg cell(the first cell of a new individual
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Autosomes
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chromosomes that are not directly involved in tererming the sex of an individual
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sex chromosomes
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one of the 23 pairs of chromosomes in humans contain genes that will determine sex of individual
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Karyotype
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a photo of the chromosomes in a dividing cell that shows the chromosomes arragned by size
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cell cycle
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a repeating sequence of cellular growth and division during the life of an organism
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Cell Cycle
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Is a repeating sequence of cellular growth and division during the life of an organism.
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Interphase
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The first three phases of the cell cycle.
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Mitosis
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The nucleus of the cell divideds into 2 nuclei.
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Cytokinesis
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During cell division in wich the ctoplasm divides.
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Cancer
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The uncontrolled growth of cells.
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Spindle
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Cell structures made up of centriols and individual microtubule fibers. They are involved in moving chromosomes during cell divison.
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