Meiosis Chromosome Stages

The stages of meiosis were modeled in lab using plastic beads. The chromosomes illustrated here are the ones you made during your lab and should help you remember the details.

Meiosis

chromosomes
pair of chromosomes
diploid


replicated
replicated chromosome
two chromatids


pre-cross
chromosome pair before crossing over


synapse
chromosomes during crossing over


homologs
chromosome pair after crossing over


chromosome
single chromosome in gamete
haploid


Last updated Feb. 20, 2002.

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