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Study Notes on Cytogenetics
Title: Study Notes on Cytogenetics
Category: Science & Technology / Biology
Details: Words: 860 | Pages: 3.7 (approximately 235 words/page)
Study Notes on Cytogenetics
karyotype- chromosomes of a person that's photographed at metaphase and arranged in order
autosomes- chromosomes 1-22; not sex chromosomes
sex chromosomes- chromosomes that determine the sex; X and Y chromosomes
translocation- chromosomal abnormality in which a chromosomal segment is transferred to a nonhomologous chromosome
duplication- chromosomal abnormality in which a chromosomal segment is duplicated and present in more than one copy within the chromosome
deletion- chromosomal abnormality in which a chromosomal segment is missing
amniocentesis- method …showed first 75 words of 860 total…
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…showed last 75 words of 860 total…compulsive eaters.
Amniocentesis and chorionic villus sampling are techniques to detect genetic defects in a baby. CVS can be performed earlier and the cells extracted can be used immediately for analysis. Amniocentesis's cells needs to be grown on a culture before it's ready for analysis.
Fragile X has a break at the tip of the long arm on the X chromosome. It can cause long, narrow faces, protruding chins, and large ears, and mental retardation.
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