2005•Haiyang kexueRequires access
The karyotype of hard clam Mercenaria mercenaria (Linnaeus,1758)
Qing Wang
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Abstract
The karyotype of Mercenaria mercenaria was studied using embryonic cells(4~8 cell period). The chromosomes were prepared by squashing and air-dry method. The diploid chromosome number of Mercenaria mercenaria is 2n=38. The karytype of Mercenaria mercenaria can be described by 28m+8sm+2st with NF=74. The sex chromosomes and the satellites were not found.