Meiosis Review ( need more review topics)
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19 Terms
Diploid
2n =46
Haploid
n = 23
Homologous chromosomes
same genes, length, and shape
Sister Chromatids
Identical copies of each other
tetrad
paired homologous chromosomes
Independent Assortment
Random alignment of homologs this occurs in metaphase 1
anaphase 1
homologous chromosomes separate and sister chromatids stay together
Telophase 1 and Cytokensis
two haploid cells formed
Anaphase 2
sister chromatids separate
Nondisjunction
failure to separate chromosomes
1 divison
Mitosis
2 divisions
Meiosis
identical genetic material
mitosis
unique genetic material
meiosis
Metaphase 1
tetrads line up (independent assortment occurs)
prophase 1
crossing over occurs
synapsis
homologous chromosomes pair
Sources of genetic variation
independent assortment
crossing over
random fertilization
Note 
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