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ChiasmaAn anatomy term for an X-shaped crossing (for example, of nerves or tendons).
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Chiasma"a crossing," 1832, medical Latin, from Greek khiasma "two things placed crosswise," which is related to khiasmos (see chiasmus). In cytology from 1911.
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ChiasmaPoint of contact between paired (homologous) chromosomes at which crossing over takes place, during the first metaphase of meiosis. © Nature Education
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ChiasmaThe cross-like structure formed by crossing over during meiosis
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Chiasma The cross-shaped exchange configuration between non sister chromatids of homologous chromosomes that is visible during prophase I of meiosis.
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Chiasma(French : chiasma) Exchange sites between chromatids observed in prophase of meiosis 1 subsequent to crossing over.
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ChiasmaThe X-shaped structure formed by the meeting of the two Optic Nerves. At the optic chiasm the fibers from the medial part of each Retina cross to project to the other side of the Brain while the later [..]
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ChiasmaA cross-shaped structure formed during crossing-over and visible during the diplonema stage of meiosis.
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Chiasma
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Chiasma
(anatomy) A crossing of two nerves, ligaments etc.
(genetics,cytology) The contact point between the two chromatids of a chromosome during meiosis.
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Chiasma(n) an intersection or crossing of two tracts in the form of the letter X
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ChiasmaAn anatomy term for an X-shaped crossing (for example, of nerves or tendons).
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ChiasmaA cross-shaped structure commonly observed between nonsister chromatids during meiosis; the site of crossing-over. X-shaped configuration seen in tetrads during the latter stages of prophase 1 of meio [..]
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ChiasmaThe cytologically visible consequence of a reciprocal recombination event in meiosis, observable in the later stage of meiotic prophase. Chiasmata hold homologous chromosomes together prior to anaphase of the first meiotic division.
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