allopolyploidy

n. [生]异源多倍性

释义与例句

n.
  1. 1.

    A form of polyploidy (having more than the usual number of chromosomes) that results from the interbreeding of different species.

    不可数 生物 医学

    Several important crops such as wheat, cotton and canola are of allopolyploidy that contains two or more divergent genomes, and some plants and animals exist as interspecific hybrids.