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单词 polymorphism
释义
polymorphism
noun
uk
/ˌpɒl.iˈmɔː.fɪ.zəm/us
/ˌpɑː.liˈmɔːr.fɪ.zəm/
[U]sciencespecialized
thefactthat something such as ananimalororganismcanexistin differentforms:
多晶现象，多形态；多态性
Compounds thatexistin more than onecrystallineformare said toexhibitpolymorphism.以一种以上的结晶形式存在的化合物展示了多晶现象。
[C]biologyspecialized
ageneticvariation:
遗传变异
a polymorphism that may haveprotectedancestralpopulationsfrom aformofmalaria一种可能曾保护祖先免受疟疾侵袭的遗传变异
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Animal & plant biology - general words
Genetics
(Definition ofpolymorphismfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofpolymorphism

polymorphism
The present study evaluated the genetic diversity, structure and differentiation in a grape germplasm collection using polymorphisms at eight microsatellite loci.
From theCambridge English Corpus
Interestingly, patterns of polymorphisms in pfcrt have been correlated with geographical location.
From theCambridge English Corpus
In total, 70 % of unique polymorphisms checked in a second clone were confirmed as true polymorphisms.
From theCambridge English Corpus
In this review, we discuss the currently known polymorphisms in helminths generally, and then proceed to consider the filarial nematodes in particular.
From theCambridge English Corpus
Characterization of single nucleotide polymorphisms in coding regions of human genes.
From theCambridge English Corpus
Table 1 lists the platelet glycoprotein antigen polymorphisms and their relation to clinical disease.
From theCambridge English Corpus
The possible functional implications of the analysed polymorphisms are considered.
From theCambridge English Corpus
Accounting for human polymorphisms predicted to affect protein function.
From theCambridge English Corpus
Contrasting evolutionary forces driving population structure at expressed sequence tag polymorphisms, allozymes and quantitative traits in white spruce.
From theCambridge English Corpus
Only biallelic polymorphisms (both point mutations and indels) are included.
From theCambridge English Corpus
While this obviously means that most polymorphisms are non-lethal, they could still have subtle implications for human health.
From theCambridge English Corpus
Testing for these polymorphisms is relatively simple and cheap.
From theCambridge English Corpus
None of the polymorphisms was shared or fixed between the two chromosomal types.
From theCambridge English Corpus
Genetic load in natural populations : is it compatible with the hypothesis that many polymorphisms are maintained by natural selection ?
From theCambridge English Corpus
Instead, neutrality tests produced significantly negative test statistics, reflecting an excess of singleton polymorphisms.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/polymorphism##
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更新时间：2025/11/4 13:18:31