You need to dispose of some old agar plates containing old bacterial colonies. How can you do so safely?

Question

BlackTom AI · Accepted Answer

In handling old agar plates with bacterial colonies, safety practices focus on containing potential biohazards and ensuring proper decontamination before disposal.
Option 1: Keeping plates in a sealed plastic container until bacteria die from oxygen deprivation is unreliable. Many bacteria, including some spores, can survive in sealed, low-oxygen environments, and this approach does not guarantee complete decontamination or safe disposal.
Option 2: Placing them in a biohazardous waste bin to be autoclaved is the appropriate protocol. Autoclaving uses high-pressure steam to sterilize contaminated materials, effectively killing bacteria and ensuring the waste can be disposed of safely according to biosafety regulations.
Option 3: Microwaving plates to kill bacteria and then disposing in the trash is not recommended. Microwaving can be uneven, may not achieve sterilization of all organisms, can cause overheating or splattering, and does not provide a reliable method for defeating hardy microbes.
Option 4: Freezing plates to kill bacteria before trash disposal is ineffective as a decontamination method. Freezing does not reliably kill all microorganisms, and disposing of untreated contaminated material in regular trash poses safety risks.
Overall, the endorsed approach is to use certified biological waste handling procedures, including autoclaving, before final disposal, to minimize exposure and adhere to safety guidelines.

You need to dispose of some old agar plates containing old bacterial colonies. How can you do so safely?单项选择题

类似问题

Where must all waste, including your pipette tips and media from the bacterial cultures, be disposed of?

You need to dispose of some old agar plates containing old bacterial colonies. How can you do so safely?

Which of the following trees corresponds to a potential parse of the ambiguous sentence below, with correct syntactic categories? Some diagnostics are provided.

Which of the following sentences contain two non-finite verbs? Select all that apply.

Analyze the following sentence: The sentence contains [ Select ] 8 6 5 7 3 4 functional words, [ Select ] 2 3 1 4 5 count nouns, [ Select ] 4 5 2 1 3 mass nouns, and [ Select ] 1 5 2 3 4 adjectives.

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单