What is the purpose of the AMES test ? Why is liver homogenate used ? If...
What is the purpose of the AMES test ? Why is liver homogenate used ? If you had an opportunity to conduct the test , is there a particular substance that you use or come in contact with daily that you would test? If the substance tested had a positive result would you stop using?
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What is the purpose of the AMES test ? Why is liver homogenate
used ? If...
What is the purpose of the Ames test? How are his- bacteria used in this test?
What is the purpose of the Ames test? How are his- bacteria used in this test?
What is the Ames test and why is it commonly used by the FDA?
What is the Ames test and why is it commonly used by the FDA?
Regarding the Ames test for the mutagenic potential of chemicals: 1) Why do we use positive...
Regarding the Ames test for the mutagenic potential of chemicals: 1) Why do we use positive and negative controls? 2) Why do we do a serial dilution? Thank you so much in advance!
Regarding the Ames test for the mutagenic potential of chemicals: 1) Why do we use positive...
Regarding the Ames test for the mutagenic potential of chemicals: 1) Why do we use positive and negative controls? 2) Why do we do a serial dilution? Thank you so much in advance!
1. You are screening three new food additives for potential mutagenicity using the Ames test. You...
1. You are screening three new food additives for potential mutagenicity using the Ames test. You used a his-s. typhimurium bacterium for this test and obtained the following results: Additive + Control (HO) Additive Rat liver extract Additive 1 Additive 2 311 Additive 3 250 260 What would vour conclusions be concerning each of the additives given the data provided above? 22 24
Recently, a drug company developed a new test for the flu. The table below shows the...
Recently, a drug company developed a new test for the flu. The table below shows the results of the test compared to whether or not they actually had the flu. Had the Flu Didn't Have the Flu Tested Positive Tested Negative 392 8 9980 189620 Use this table to answer the following questions. Round all probabilities to at least 4 decimal places (if necessary). 1) How many people were tested? 2) What is the probability that one selected person had...
STUDY QUESTIONS: STAPHYLOcocc 1. Why would you perform a coagulase test on a bacterial isolate that...
STUDY QUESTIONS: STAPHYLOcocc 1. Why would you perform a coagulase test on a bacterial isolate that tested positive for mannitol salt agar fermentation? 2. Would a catalase positive test always signify the presence of Staphylococci spp.? 3. What is the medical significance of a coagulase positive test result?
The Methodical Pharmaceutical Company is trying to a new product that is supposed to detect a...
The Methodical Pharmaceutical Company is trying to a new product that is supposed to detect a certain substance that is banned in athletic competition. Among 83 subjects with positive tests results there were 6 false positives (indicating that they had used the banned substance when they in fact had not); among 57 subjects with negative tests results, there were 2 false negative results (indicating they had not used the banned substance when in fact they had). How many subjects are...
What statistical test would be used in this scenario? A researcher tested 10 individuals who had...
What statistical test would be used in this scenario? A researcher tested 10 individuals who had seen TV ads for a particular medication and another 9 individuals who had read an ad for the same medication in a magazine. All of these individuals took a multiple-choice test about the medication, which was scored as a percentage of correct answers. The researcher’s question was: Do people who see the ads on TV do better on this test compared to those who...
What is the purpose of SDS? ***To Make the protein negative was not an option What...
What is the purpose of SDS? ***To Make the protein negative was not an option What will happen if you remove SDS from SDS PAGE? What are the products of light dependent and light independent reactions? Why does absorbance decrease when you add DCPIP to cholorplast and use light ? Where would you find LHCII ? Which of the following is true about abtibodies? None! What will happen if you put the gel against the positive pole and the membrane...
1. You are screening three new food additives for potential mutagenicity using the Ames test. You used a his-s. typhimurium bacterium for this test and obtained the following results: Additive + Control (HO) Additive Rat liver extract Additive 1 Additive 2 311 Additive 3 250 260 What would vour conclusions be concerning each of the additives given the data provided above? 22 24
Recently, a drug company developed a new test for the flu. The table below shows the results of the test compared to whether or not they actually had the flu. Had the Flu Didn't Have the Flu Tested Positive Tested Negative 392 8 9980 189620 Use this table to answer the following questions. Round all probabilities to at least 4 decimal places (if necessary). 1) How many people were tested? 2) What is the probability that one selected person had...
STUDY QUESTIONS: STAPHYLOcocc 1. Why would you perform a coagulase test on a bacterial isolate that tested positive for mannitol salt agar fermentation? 2. Would a catalase positive test always signify the presence of Staphylococci spp.? 3. What is the medical significance of a coagulase positive test result?
The Methodical Pharmaceutical Company is trying to a new product that is supposed to detect a certain substance that is banned in athletic competition. Among 83 subjects with positive tests results there were 6 false positives (indicating that they had used the banned substance when they in fact had not); among 57 subjects with negative tests results, there were 2 false negative results (indicating they had not used the banned substance when in fact they had). How many subjects are...
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