What is a petri dish used for? A. Growing bacteria B. Drinking water C. Writing on D. Cutting fruits 相关知识点: 试题来源: 解析 A。解析:Petri dish 是培养皿,用于培养细菌等微生物。选项 B 喝水用杯子等;选项 C 书写用纸或本子等;选项 D 切水果用刀等工具。
A. crucible B. petri dish C. test tube holder D. burette 相关知识点: 试题来源: 解析 A。选项 A“crucible”是坩埚,可用于加热物质;选项 B“petri dish”是培养皿;选项 C“test tube holder”是试管夹;选项 D“burette”是滴定管。反馈 收藏 ...
a Petri dish is that you can observe and evaluate every single step of the growth of seeds. They are also great for dissections. In my college biology class, we used Petri dishes to dissect earthworms. We also did a study on Drosophila (fruit fly). The Petri dish is perfect for that...
Turns out there is. And it’s called L-Carnosine. Researchers at Sydney Laboratory in Australia found that l-carnosine extended cell life. They put cultured aged human cells in a petri dish with carnosine. The cells reverted back to juvenile cells. L-Carnosine 305-84-0 You may like Mu-...
Cultivated meat is animal protein grown in a lab from animal cells. Overhead view of lab grown meat in a Petri dish served on a white plate on a light blue table. Eating meatis a fundamental part of human history. Some scientists believe eating meat contributed to theevolution of the mode...
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Häftad, 2011. Pris 203 kr. Köp So What's in the Petri Dish, Dr. Periwinkle? (9781463403294) av Michael Fontaine på Bokus.comMichael FontaineFontaine, M. (2011). "So What's in the Petri Dish, Dr. Periwinkle?" AuthorHouse Publishing, Bloomington, IN....
Can your heartbeat be used as a standard of time? Give a short explanation. Silicon is an indirect band gap semiconductor for which the value of alpha s 1510 (cm(^-1)) at 700 nm. i. Explain why alpha is relatively low for this material; and ii. calculate the minimum thicknes ...
To reduce body surface contamination, dead amphipods were washed by stirring in a beaker containing 70% ethanol, dried with a paper tissue, and placed in a sterile Petri dish for dissection. A scalpel was used to remove the amphipod’s head, following which the dorsal part of the body (...
Islam is a major religion, particularly in North Africa and Southwest Asia. Mormonism is a new religion, while Zoroastrianism is an old one. Culture The breeding or cultivation of animals or plants for food, the improvement of stock, or other purposes. Religion (uncountable) The way of life...