| 词汇 | sterility |
| 释义 | sterility noun[ U ] uk /stəˈrɪl.ə.ti/ us /stəˈrɪl.ə.t̬i/ sterilitynoun[U] (UNABLE TO PRODUCE)(in animals and people) the condition of being unable to produce young, or (in plants) the condition of being unable to produce plants or crops（动物或人的）不育;（植物的）不实 the state of having no imagination, new ideas, or energy: 枯燥乏味；毫无新意；无生气 They complained about the emotional sterility of their marriages.他们相互倾诉了对缺乏激情的婚姻的绝望。 Animal reproduction androgen anti-oestrogen asexuality asexually barrenness calve fertile gamete impregnate out-reproduce ovulate panmictic panmixia procreate procreation procreative rut semen spawn sterile You can also find related words, phrases, and synonyms in the topics: Plant pathology Boredom, tedium and boring things sterilitynoun[U] (CLEAN)medical specialized the condition of being free from anything that can cause disease消过毒的，灭过菌的 Medicines & drugs: preventing infection anti-AIDS anti-bac anti-plague anti-rabies antibacterial antimicrobial antiseptic biosecure biosecurity boost cauterization containment rubbing alcohol scrub up shield shielding social distancing sterilize swab unexposed sterility | American Dictionarysterility noun[ U ] us/stəˈrɪl·ɪ·t̬i/ the condition of being unable to produce children or young animals, or the condition of being unable to produce plants or crops: Certain chemicals cause sterility in farm animals. Examples of sterilitysterility We propose the hypothesis that some of the same regulatory pathways may be disrupted in the hybrid male sterility of multiple species groups. Misexpression of these genes, or genes genetically upstream of them in the regulatory pathway, may contribute to hybrid dysfunctions such as hybrid male sterility. Comparisons of both male and female fitness components in all three genotypes might be necessary, especially in populations exhibiting morphological evidence of partial male sterility. Inbreeding depression is assumed to be a single, fixed parameter with no differences between sterility genotypes and no evolutionary response to a changing selfing rate. The estimates adjusted for this age-related sterility are discussed below. This observation could suggest that these genes are downstream targets of the genetic changes that cause hybrid male sterility in these species. In the case of sterility, or in many other circumstances, therapeutics accomplishes what nature makes impossible. Strikingly, hybrid sterility required having a particular allele at four separate loci - a four-locus epistatic interaction ! They might just not have tested their reproductive capacity and thus there may be some latent sterility or sub-fecundity among them. In addition, all three pairs show ' cryptic ' sterility of either hybrid females or pure-species females mated to heterospecific males. Declining venereal disease reduces involuntary sterility as well as fetal loss. Another activity is the evaluation of certain medical devices, in particular, those requiring sterility. However, considering estimated levels of sterility and fecundability, this does not seem very likely. Therefore, we use data from different chromosomes to compare the physical length of introgressions which result in male sterility. They often lead to developmental failure or sterility. See all examples of sterility 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. |
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