When a class is through using a culture, it should be deposited on the cleanup cart rather than being poured down the sink drain because doing so runs the danger of contaminating and blocking the sink and necessitating proper disposal of the contamination, which could contaminate the water supply.
<h3>Which of the following actions is necessary if a microbial culture is spilled?</h3>
After telling the instructor that you spilled or dropped a culture, you should wipe the area down with a paper towel and use disinfectant. Clean up the mess with new paper towels after waiting fifteen minutes. After using the restroom, don't forget to wash your hands completely and dispose of the paper towels. Take the proper steps to dispose of any shattered glass.
<h3>Why did you need to use ethanol to clean the work area?</h3>
To maintain an aseptic/sterile environment, 70% ethanol is frequently used to clean surfaces that have been contaminated with microorganisms. Because 70% ethanol will negatively impact bacteria's cell walls and their ability to grow and multiply. Osmotic pressure will be produced when ethanol and water are combined, which is another factor.
Learn more about Osmotic pressure: brainly.com/question/15501096
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Answer:
paper currency is the answer
B. Hidden curriculum
Conflict perspective sees education as perpetuating social class divisions. Marxism seeks to close all gaps, keeping the masses level.
When Carlos's grandfather migrated to the United States, he had completed six years of schooling and was an agricultural worker in California. Carlos's father completed high school and worked for twenty years as a clerk in a large state agency. Through the efforts of his father and grandfather, Carlos was able to graduate from college and medical school, and he now has a thriving medical practise in Southern California. Carlos's family exemplifies intergenerational mobility.
1. Answer: People didn't have to trade goods.
Explanation:
With a unitary currency, trading goods became easier. It also allowed people to have a standardized form of trading, where each commodity had the same value for everyone. Also, money it made possible for people not to have goods and still trade and buy stuff. It also allowed them not to carry their commodity around when they wanted to trade. Money was a precondition for open market and competition. Money was a starting point for credit system and banking.
2. Answer:
Paper money was easier to handle and carry around. It is also fictional because, it has no other value, but the value people gave it in order to recognize it as an official form of money. It is originally issued by banks, and is a legal requirement for buying commodity. First paper money originated in South-East Asia and China. A disadvantage for paper money is that it makes inflation possible, which is made financial crises, because the money loses all of its value.
3. Answer:
The best thing to put on the coin is a symbol of the state - a government's house, or some former leader - founding father of the country. This symbol should be on the back of a coin, while on the front there should be the amount of money this coin represents. While coins nowadays represent small amounts of money, there should be a denomination of 1 or 2 on the front side of the coin.
