题目C 由第二段第二句 “These chemicals can kill bacteria( 细菌 ) which spoil food . ”可知正确答案为 C 。相关知识点: 试题来源: 解析 America /the 根据短文第一句话可知, 野餐在美国已经成为 一种习惯,所以填 America /the 。反馈 收藏
DNA wound around a cluster of eight proteins forms a granule in the nucleus called: (A) a nucleosome (B) a histone (C) a ribosome (D) a histosome (E) a chaperone Which of the following molecules is used to transfer the genetic c...
【题目】T he bacteria which inhabit(栖居于) human beings, particularly the guts(肠道) of those beings, have been found in recent years to be important for fighting off diseases. T hat something similar happens in other animalspecies is doubtless true as well. But work bySeon-Woo Lee at ...
A) Heterocyst-cyanobacteria B) Elementary body- Escherichia C) Myxospore-gliding bacteria D) Endospore-Bacillus E) Endospore-Clostridium Which of the following are used to identify bacteria? a. Shape b. Motility c. Sensitivity t...
A lie which is half a truth is ever the blackest of lies. 真假参半的谎言最险恶. 《现代汉英综合大词典》 展开全部 真题例句 全部 四级 六级 高考 考研 These extra features are deemed unnecessary by the majority of shoppers, which probably reflects how these types of products are typically more ...
<p>To solve the question "Which of the following bacteria convert nitrites to nitrates?", we can follow these steps:</p><p>1. <strong>Understand the Terms</strong>: - Nitrites (NO2-) and Nitrates (NO3-) are both nitrogen compounds. It is important to
The correct Answer is:A To determine which set of diseases is caused by bacteria, we will analyze each option provided in the question step by step. 1. Option A: Cholera and Tetanus - Cholera: Caused by the bacterium *Vibrio cholerae*. - Tetanus: Caused by the bacterium *Clostridium tetan...
解析:根据文章第二段最后几句“…somebacteria have attached to them wavy—looking‘hairs’called flagella…The flagella rotate,pushing the bacteria through the water.”可知D更确切。 知识模块:阅读理解 Psychology and sociology are both categorized as social sciences, and both study human behavior. Howeve...
Besides, it only eats one kind of plastic called PET, which is usually used for making bottles. But scientists think it is possible that there may be other kinds of bacteria that eat other kinds of plastic. They think that even if these bacteria don't already exist, they may come along...
Which of these cellular organelles is membranous? a. mitochondria b. cilia c. ribosomes d. centrioles The Protoplasm of the Cell: Internal components of the cell which are living in nature form the part of the protoplasm in the cell which is surrounded by the ...