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Stack #26163

QuestionAnswer
haploid a cell that contains only one homologue of each chromosome
zygote a fertilized egg cell
trisomy conditon in which a diploid cell has an extra chromosome
karyotype collection of chromosomes found in an individuals cells
down syndrome traits produced by having an extra copy of chromosome 21
nondisjunction when one or more chromosomes fail to seperate properly
amniocentesis a needle and syringe is used to remove a small amount of fluid from the amnion
chronic villi sampling whena physician analyzes a karyotype
mutations changes in an organisms genetic material
deletion when a fragment of a chromose breaks off, it can be lost when the cell divides
duplication when a chomosome fragment attaches to it's homologous chromosome
inversion when the fragment reattaches to it's original chromosome
translocation when the fragment joins a nonhomologous chromosome
autosome the 22 pairs of chromosomes that are the same in males and females
sex chromosome the chromosomes that differ between males and females
binary fission form of asexual reproduction that produces identical offspring
cell cycle the life cycle of a eukaryotic cell
INTERPHASE the g1, s, and g2 phase
spindle fiber the cables insidde the spindle
kinetochore a disk of protein
cytokinesis when the cytoplasm of a cell divides
Created by: dumbo7
 

 



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