释义 |
autotetraploid in British English (ˌɔːtəʊˈtɛtrəˌplɔɪd) nounan individual or strain whose chromosome complement consists of four copies of a single genome due to doubling of an ancestral chromosome complement Examples of 'autotetraploid' in a sentenceautotetraploid Among four plants of sweet orange obtained, two of them showed to be autotetraploid.Its autotetraploid, which carries a number of valuable traits, was successfully induced with colchicine.The phenotypes and transcriptomes of these autotetraploid individuals were compared with those of diploid trees.This finding indicates that dahlias are segmental allooctoploids that originated from autotetraploid ancestral genomes.The autotetraploid strain exhibited less grain shedding, and produced the largest grains among the strains tested.Autotetraploid indica/japonica rice hybrid combines both the advantages of polyploidy and the heterosis between indica and japonica rice.Both breaking strengths were about two times higher in the autotetraploid cultivars than in the diploid cultivars. |