The number of chromosomes present in the body cells of a diploid organism.
〔遗传〕二倍数
Example sentencesExamples
In this family a wide range of chromosome diploid numbers is observed and, moreover, an extensive chromosome and karyotype polymorphism in some species has been described.
To maintain a constant number of chromosomes from generation to generation, the gametes must contain precisely one-half the diploid number of chromosomes.
For chromosomal non-disjunction, the scoring was restricted to binucleated cells having the diploid number for the chromosomes analysed (two spots for each of the two probes).
The two meiotic cell divisions reduce the diploid number of chromosomes in the precursor cells to the haploid number in the gametes.
These subterranean rodents form one of the most karyotypically diverse clades of mammals known, with chromosomal diploid numbers ranging from 10 to 70.
Definition of diploid number in US English:
diploid number
noun
Genetics
The number of chromosomes present in the body cells of a diploid organism.
〔遗传〕二倍数
Example sentencesExamples
The two meiotic cell divisions reduce the diploid number of chromosomes in the precursor cells to the haploid number in the gametes.
To maintain a constant number of chromosomes from generation to generation, the gametes must contain precisely one-half the diploid number of chromosomes.
In this family a wide range of chromosome diploid numbers is observed and, moreover, an extensive chromosome and karyotype polymorphism in some species has been described.
These subterranean rodents form one of the most karyotypically diverse clades of mammals known, with chromosomal diploid numbers ranging from 10 to 70.
For chromosomal non-disjunction, the scoring was restricted to binucleated cells having the diploid number for the chromosomes analysed (two spots for each of the two probes).