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Q: Why is glucose negative in seliwanoffs test?
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What are the Benedicts test results for glucose?

the solution will turn a 'brick red' colour if positive but will stay blue if negative.


Why sucrose does not give a positive Benedict's test but hydrolyzed sucrose does give a positive beneditcts test?

Sucrose is formed from glucose and fructose.Sucrose is formed from glucose and fructose. Glucose and fructose gives positive test for benedict becuz both of them are reducing sugars whereas sucrose is not a reducing sugar so it gives negative test for benedict. On prolonged heating,sucrose will form glucose and fructose (reducing sugars)which ultimately gives a positive result .


What is a glucose blood test for?

To test for the amount of sugars (glucose) in the blood.


What is a ancillary blood glucose test?

bedside blood glucose test


How is hypoglycemia diagnosed?

A common test to diagnose hypoglycemia is the extended oral glucose tolerance test.


How long is the standard glucose tolerance test?

The standard test is a 3 hour GTT (glucose tolerance test).


Is Pseudomonas luteola oxidase positive?

in the absence of glucose or lactose , some bacteria are able to use citrate as only source of carcon. alkaline pH change the bromothymol blue indicator from green to blue. pseudomonas can not ferment the glucose and the lactose so it use the citrate as carbon source.


What does a glucose tolerance test entail?

The glucose tolerance test is a lab test to check how your body breaks down sugar.


What reagent is used to test for glucose and starch?

Glucose meter and test stripe


When are blood glucose test and glucose tolerance test done durin pregnancy?

during the third triamester


Does a glucose test strip measure the amount of glucose or just presence of glucose?

Just the presence of glucose Just the presence of glucose


What test is mostly affected by glycolysis?

glucose test