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Why is Benedict's test unreliable?
Benedict's test is considered unreliable because it can give false positive or false negative results. It may not accurately differentiate between reducing sugars and other substances that can also react with the Benedict's reagent, leading to inaccurate conclusions about the presence of sugars in a sample. Additionally, the test may not detect certain types of sugars or may give inconsistent results depending on factors such as temperature and pH.
What is a false-positive?
A false-positive is a test result which incorrectly indicates that a particular condition or attribute is present. False-negatives can also occur.
Does chewing gum make you more focus when taking a test?
Chewing gum may increase alertness and improve cognition, which can help with focus during a test. However, the effect may vary from person to person. Some studies suggest that chewing gum might enhance some aspects of cognitive function, such as memory and attention, but more research is needed to confirm these effects definitively.
Would a false negative result for the VP test more than likely be attributed ti poor sensitivity or to poor specificity of the test system?
False negatives in a voges-proskauer test would be due to poor sensitivity.
Why are xanthoproteic and millon-nasse test unsatisfactory for the use in examination for proteins?
The xanthoproteic test involves nitration of aromatic amino acids in proteins, which may not always be specific for proteins as other compounds containing these amino acids can give false positive results. The Millon-Nasse test is based on the reaction of phenol groups in proteins, which can also react with other substances containing phenol groups, leading to false positive results. Overall, these tests lack specificity and can give inaccurate results when used to examine proteins.
Can you get a falls DNA test from chewing tobacco?
It's false and no.
Does chewing tobacco show up on a probation drug test?
Most tobacco products do contain nicotine in them, chewing tobacco in fact contains more nicotine than a regular cigarette( depending how much you chew at a time) -good luck bud
Can chewing tobacco be detected in saliva?
Yes, through a nicotine saliva test. Many insurance companies will ask you to take this test to prove you don't smoke, or use smokeless tobacco.
Will chewing tobacco test positive in oral swab?
no but semen mixed with blood does. it causes a chemical reaction with your breath
Can chewing gum while taking a test effect your performance?
It has been said that if you chew gum during a test it helps you focus more. However, to some, chewing gum distracts them because they are blowing bubbles or focusing on the taste of the gum rather than the test. Also, if you are taking a test with other people who are also chewing gum, you are likely to get distracted by the sound of a person chewing gum.
What causes false positive results for tobacco in urine tests?
I can NOT answer the question, but I am a victim: I have NOT used any tobacco products for over 18 months, but my life insurance urine test came back positive for nicotine, and THAT is because I am chewing NICORETTE GUM! The Life Insurance application asks if you are a TOBACCO user… It does NOT say anything about nicotine…They refused to lower my rates. Can anyone help?
Can antibiotics give a false pregnancy test?
no
Does dip show up in blood test?
Chewing tobacco will show up in a blood test. Despite the name, it is not chewed; 'dip' is held between the teeth and the inner lip. It abrades (makes tiny cuts) in your skin and nicotine is absorbed into the blood stream. Oral cancers are prevalent among users of chewing tobacco. Some consider it worse than smoking.
What are the chances of a false positive with a pregnancy test?
If the test is done properly, the chances to give false positive test are very slim indeed.
What will give you a false reading for a drug test?
sineoff
Will nitroglycerin tablets give a false meth test?
no
Can smoking pot give you a false positive on a pregnancy test?
No it can not.
