nucleotides

/ˈnjuːkliəˌtaɪdz/ /ˈnuːkliəˌtaɪdz/

Meanings

noun

核苷酸，单核苷酸。

The monomer constituting DNA or RNA biopolymer molecules. Each nucleotide consists of a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine; a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA); and a phosphate group.

Examples :

"The DNA in our cells is made of long chains of nucleotides, each containing a sugar, a phosphate, and a base. "

我们细胞里的 DNA 由长的核苷酸链组成，每个核苷酸都包含一个糖，一个磷酸基团，和一个碱基。

Related Words

nucleotide noun

/ˈnjuːkliəˌtaɪd/ /ˈnukliəˌtaɪd/

核苷酸

"The DNA in your cells is made up of many nucleotides. "

你细胞里的DNA是由许多核苷酸构成的。

biopolymer noun

/ˌbaɪoʊˈpɑlɪmər/ /ˌbaɪəˈpɑlɪmər/

生物聚合物，生物高分子.

"Cellulose, a key component of plant cell walls, is a biopolymer made from glucose. "

纤维素是植物细胞壁的主要成分，是一种由葡萄糖聚合而成的生物聚合物/生物高分子。

nitrogenous adjective

/naɪˈtrɑdʒənəs/ /nəˈtrɑdʒənəs/

含氮的，氮的.

"Plant fertilizer often contains nitrogenous compounds to help plants grow. "

植物肥料通常含有含氮化合物，以帮助植物生长。

deoxyribose noun

/diˌɑksiˈraɪboʊs/ /diˌɑksiˈraɪboʊz/

脱氧核糖

"The structure of DNA includes the sugar deoxyribose, which forms the backbone of the molecule. "

DNA的结构包含脱氧核糖这种糖，它构成了DNA分子的骨架。

pyrimidine noun

/paɪˈɹɪ.mɪˌdiːn/

嘧啶

"In biology class, we learned that cytosine, thymine, and uracil, three important building blocks of DNA and RNA, are all types of pyrimidine bases. "

在生物课上，我们学到胞嘧啶、胸腺嘧啶和尿嘧啶这三种DNA和RNA的重要组成部分，都属于嘧啶碱基。

containing verb

/kənˈteɪnɪŋ/

包含，容纳。

"The box containing my old toys was stored in the attic. "

装有我旧玩具的箱子被储存在阁楼里。

consists verb

/kənˈsɪsts/

组成，包含

"Our lunch consists of a sandwich, an apple, and a drink. "

我们的午餐包含一个三明治、一个苹果和一杯饮料。

heterocyclic noun

/ˌhɛtəroʊˈsaɪklɪk/ /ˌhɛtərəˈsaɪklɪk/

杂环，杂环化合物

"The pharmaceutical company is researching a new drug that contains a specific heterocycle known for its potential anti-inflammatory properties. "

这家制药公司正在研发一种新药，其中含有一种特定的杂环化合物，这种化合物因其潜在的抗炎特性而闻名。

phosphate noun

/ˈfɒsfeɪt/ /ˈfɑsfeɪt/

磷酸盐，磷酸酯。

"Plants need phosphate in the soil to grow strong roots. "

植物需要土壤中的磷酸盐才能长出强壮的根系。

constituting verb

/ˈkɒnstɪˌtjuːtɪŋ/ /ˈkɑːnstəˌtuːtɪŋ/

组成，构成。

"The school principal is constituting a new student advisory board to improve communication. "

校长正在组建一个新的学生顾问委员会，以改善沟通。

monomer noun

/ˈmɒnəmə/ /ˈmɑnəmɚ/

单体，单分子。

"A glucose molecule is a monomer that can link together with other glucose monomers to form the polymer called starch. "

一个葡萄糖分子是一种单体，它可以和其他葡萄糖单体连接起来，形成叫做淀粉的聚合物。

molecules noun

/ˈmɑːlɪkjuːlz/ /ˈmɒlɪkjuːlz/

分子

"Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom."

氯化氢是双原子分子，它由一个氢原子和一个氯原子构成。