There are four globin subunits, typically two alpha and two beta, and each one has its own heme group.

它含有四个球蛋白亚基，通常是2个α亚基和2个β亚基，每个亚基都含有血红素分子。

DNA is a polymer because it is a large molecule composed of repeated subunits, the nucleotides.

DNA 是一种聚合物，因为它是由重复的亚基，即核苷酸组成的大分子。

They're made up of multiple subunits of an organic molecule called isoprene, which has five carbon atoms.

它们是由多个有机分子亚基组成的，含有五个碳原子的异戊二烯。

Recombinant protein subunit vaccine does not need a high-grade biosafety laboratory for manufacture, and can quickly achieve large-scale production.

重组亚单位蛋白疫苗不需要高等级的生物安全实验室进行生产，可以快速实现规模化生产。

There are 4 globin subunits, typically two alpha and two beta, and each one has its own heme group.

它有4个亚基，典型的为两个α亚基和两个β亚基，每一个都有对应的血红素。

Both subunit and conjugate vaccines contain only pieces of the pathogens they protect against.

亚单位疫苗和结合疫苗都只包含它们可以抵御的病原体片段。

The acellular pertussis vaccine and influenza vaccine (in shot form) are examples of subunit vaccines.

无细胞百日咳疫苗和流感疫苗（注射形式）是亚单位疫苗的例子。

Another type of subunit vaccine can be created via genetic engineering.

另一种亚单位疫苗可以通过基因工程制造。

Subunit vaccines use only part of a target pathogen to provoke a response from the immune system.

亚单位疫苗仅使用目标病原体的一部分来激发免疫系统的反应。

These subunits can be arranged in a line, or form rings, or both, leading to a diverse collection of over 30,000 known compounds.

这些亚基被重组成线性或者是环形，或者是两者皆有，形成了如今超过三万种已知的化合物。