recessiveness

简明释义

英[rɪˈsesɪvnəs]美[rɪˈsesɪvnəs]

n. [遗] 隐性

英英释义

单词用法

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反义词

例句

1.The economic characteristic of going through transition is the redistribution of interests, and the distribution of recessiveness.

转轨的经济特征是利益的重新分配，而且是隐性的分配。

2.The article in tries to these problem analyses foundations in to propose the recessive interview must follow some laws and moral standard, by time reasonable standard recessiveness interview.

文章在对这些问题分析的基础上试提出隐性采访应当遵循的一些法律和道德规范，以期合理规范隐性采访。

3.A pair of genes was recessiveness homozygote, it was probably to be ill.

只要有一对基因隐性纯合时，即可患病。

4.The article in tries to these problem analyses foundations in to propose the recessive interview must follow some laws and moral standard, by time reasonable standard recessiveness interview.

文章在对这些问题分析的基础上试提出隐性采访应当遵循的一些法律和道德规范，以期合理规范隐性采访。

5.The recessiveness processing of science method education brings the implementation of teaching a certain difficulty.

科学方法教育的隐性处理给教学的实施带来一定的困难；

6.Understanding recessiveness helps in predicting genetic disorders that may arise from inherited traits.

理解隐性特性有助于预测可能因遗传特征而产生的遗传疾病。

7.The recessiveness of certain alleles can lead to the expression of a trait only when two copies are present.

某些等位基因的隐性特性可能导致该特征仅在两个拷贝同时存在时才会表现出来。

8.When studying pea plants, Mendel observed the recessiveness of the white flower allele compared to the purple flower allele.

在研究豌豆植物时，孟德尔观察到白花等位基因相较于紫花等位基因的隐性特性。

9.In genetics, the concept of recessiveness is important in understanding how traits are inherited.

在遗传学中，隐性的概念对于理解特征是如何遗传的非常重要。

10.The recessiveness of the gene for blue eyes means that a person must inherit two copies of the gene to have blue eyes.

蓝眼睛基因的隐性特性意味着一个人必须遗传两个拷贝的基因才能拥有蓝眼睛。

作文

In the study of genetics, the concept of recessiveness plays a crucial role in understanding how traits are inherited from one generation to the next. When we talk about recessiveness (隐性), we refer to a specific type of allele that does not manifest its trait in the presence of a dominant allele. This means that for an individual to express a recessive trait, they must inherit two copies of the recessive allele, one from each parent. This simple yet profound principle explains much of the variation we observe in living organisms.For example, consider the classic case of pea plants studied by Gregor Mendel. In his experiments, Mendel discovered that certain traits, such as flower color, could be dominant or recessive. The purple flower color was dominant, while the white flower color was recessive. When he crossed a purebred purple flower with a purebred white flower, all the offspring had purple flowers, showcasing the dominant trait. However, when he allowed these offspring to self-pollinate, some of the next generation displayed white flowers. This occurrence illustrated the concept of recessiveness (隐性) perfectly; the white flower trait reappeared because it was present in the genotype but masked by the dominant purple allele in the first generation.The implications of recessiveness (隐性) extend beyond just plant genetics. In humans, many genetic disorders are caused by recessive alleles. For instance, cystic fibrosis is a condition that arises when an individual inherits two copies of the recessive allele responsible for the disease. Carriers, who possess only one copy of the recessive allele, do not exhibit symptoms but can pass the allele to their offspring. This highlights the importance of understanding recessiveness (隐性) in medical genetics, as it can inform decisions regarding genetic testing and family planning.Furthermore, the study of recessiveness (隐性) can help us appreciate the complexity of genetic interactions. Sometimes, the expression of a recessive trait can be influenced by environmental factors or the presence of other genes. This phenomenon is known as epistasis, where one gene can mask or modify the expression of another. Such interactions can lead to unexpected outcomes in phenotypes and add layers of complexity to our understanding of heredity.As we delve deeper into the field of genetics, the significance of recessiveness (隐性) becomes increasingly apparent. It serves as a reminder that genetics is not merely a straightforward inheritance of traits but rather a complex interplay of various factors. Understanding these dynamics is essential for advancements in fields such as medicine, agriculture, and conservation biology. The exploration of recessiveness (隐性) not only enriches our knowledge of biological diversity but also equips us with tools to address challenges related to genetic diseases and biodiversity loss.In conclusion, the concept of recessiveness (隐性) is fundamental to genetics and provides insight into how traits are passed down through generations. By studying this concept, we gain a better understanding of not only the mechanisms of inheritance but also the broader implications for health, evolution, and biodiversity. As research continues to evolve, the mysteries surrounding recessiveness (隐性) will undoubtedly unfold further, paving the way for new discoveries and innovations in science.