X]VeiZg&*/ GENETIC DISEASES
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Interphase
Interphase
First
meiotic
division
Second
meiotic
division
Crossing over
Diploid parental cell
Note new
recombinant
chromosomes
produced by
crossing over
Haploid daughter cells
Figure 15.9 An outline of meiosis as described
in the main text. For simplicity only a single pair
of homologous chromosomes is shown. Each
member of the pair consists of two chromatids.
The insert illustrates recombination between the
two nonsister chromatids.