FERTILITY
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 Nature Cell Biology 4 (S1), S50�S56 (2002)
Nature Medicine 8 (S1), S50�S56 (2002)
 
 Playing for half the deck: the molecular biology of meiosis
 
Published online: 01 October 2002 | doi:10.1038/ncb-nm-fertilitys50
 
Directionality of the meiotic process — D. melanogaster versus S. cerevisiae.

a, In D. melanogaster, synapsis of homologues is required for exchange to occur. b, Conversely, in S. cerevisiae, initial recombination events are required for synapsis. Copyright 2002 from Molecular Biology of the Cell by B. Alberts et al. Reproduced by permission of Routledge, Inc., part of the Talor Francis Group.

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 © 2002 Nature Publishing Group