univalent background

univalent

/juːˈnɪvələnt/

Illustration univalent - Image 1

noun

单价染色体，一价体

Any univalent chromosome.

Examples :

"During the cell division process of meiosis, if a pair of chromosomes fails to match up properly, the single, unpaired chromosome is called a univalent. "

在减数分裂的细胞分裂过程中，如果一对染色体没有正确配对，那么这个单个的、未配对的染色体就被称为单价染色体/一价体 (dān jià rǎn sè tǐ / yī jià tǐ)。

biology anatomy

Illustration univalent - Image 1

adjective

一价的，单价的。

Having an atomic valence of 1, or having only one valence.

Examples :

"The student's understanding of the chemical element was strong; she knew that hydrogen is a univalent atom. "

这个学生对这种化学元素的理解很深刻；她知道氢是一种一价原子。

chemistry science

Illustration univalent - Image 1

adjective

单价的，一价的

Having a vaccine valence of 1.

Examples :

"The doctor recommended a univalent influenza vaccine this year, meaning it only protects against one specific strain of the flu virus. "

今年医生推荐了一种单价流感疫苗，也就是说它只针对一种特定的流感病毒株提供保护。

Illustration univalent - Image 1

adjective

单价的，单价染色体的.

Of, or relating to, a chromosome that is not paired with its homologous chromosome during synapsis.

Examples :

"During meiosis, if a chromosome fails to find its pair, it exists as a univalent chromosome, unpaired and alone within the cell. "

在减数分裂过程中，如果一条染色体没有找到它的配对染色体，它就会以单价染色体的形式存在，孤零零地游离在细胞内。

biology medicine organism

Illustration univalent - Image 1

adjective

单叶, 单值的

(of a (holomorphic) function) (Holomorphic and) injective.

Examples :

"Because the function f(x) = x + 2 maps each student's ID number to a unique seat in the classroom, we can say that f(x) is a univalent function in this particular context. "

由于函数f(x) = x + 2 将每个学生的学号映射到教室里一个独一无二的座位，我们可以说，在这个特定情境下，f(x) 是一个单叶函数。