How do I find the optimal temperature for the iodine and starch experiment?

Q: what does it mean if a bacteria tested positive for indole

A: Like several biochemical bacterial experiments, the results of the indole test are indicated by a…

Q: Why was sodium carbonate used in the extraction of caffeine from coffee?

A: Sodium carbonate: It is an inorganic compound is also known as soda ash, washing soda, and soda…

Q: The reaction in Fohl’s test will cause the formation of what compound? What type of reaction happens…

A: Fohl's test is the biochemical test of proteins for the detection of presence of Aminoacids with…

Q: Is the time required to Elute substance A, greater if N=1000 or N=2000?

A: N is number of theoretical plates in column Retention time (RT) is a measure of the time taken for a…

Q: What do you mean by optimum temperature?

A: A chemical reaction is a process that converts one or more substances into another substance.…

Q: Which method is suitable for determining the amount of water in food?

A: The food business relies on moisture content analysis to ensure food shelf life and quality, but…

Q: How does soap kill bacteria?

A: Regular soap helps in cleaning the dirt and grease but it also helps to kill bacteria, and viruses…

Q: what will be the possible results in testing the solubility of oil in the water?

A: Polar or hydrophilic molecules are soluble in water and non-polar or hydrophobic molecules are…

Q: What is reducing sugar? What tests can be used for the qualitative determination of reducing sugars?

A: In the presence of free functional groups like aldehydes or ketone molecules, reducing sugars…

Q: Why does glucose not give positive results with an iodine test but not starch?

A: The iodine-starch test is a chemical reaction that is used to presence of starch which gives intense…

Q: What are non-ionic detergents?

A: Detergents are cleansing agents and commonly made from synthetic resources such as petroleum…

Q: Provide the Principles and detailed procedures of the following tests for the "Color Reaction of…

A: Hopkins - cole test Principle -In this test , concentrated H2So4 cause dehydration of tryptophan…

Q: Which is the sweetest sugar?

A: Monosaccharides are also called as simple sugar. It is the simplest form of sugar and the most basic…

Q: What are the treatment for mild cyanide poisoning?

A: Cyanide is a carbon-nitrogen bond and can be found in many edible substances like almonds, lima…

Q: How to prepare %25 100 ml Glucose solution?

A: Dextrose solution, also known as intravenous sugar solution, is a combination of dextrose (glucose)…

Q: Why is the Molisch test nonspecific for carbohydrates?

A: Molisch test: The test is named after an Austrian botanist named Hans Molisch. The molisch reagents…

Q: How did the Hershey–Chase “blender experiments” confirmGriffith’s results?

A: Based on the Griffith experiment's observations, he concluded that genetic material is the…

Q: When conducting the Triple Sugar Iron Test, what is the result of the bacteria Staphylococcus…

A: Triple Sugar Iron Agar test is a test which has three sugar (Lactose, Sucrose, and Glucose) and also…

Q: Can the Molisch test distinguish monosaccharides, disaccharides, oligosaccharides, and…

A: Carbohydrates are molecules with the formula (CH2O)n that contain carbon, hydrogen, and oxygen.…

Q: What non-titrimetric method can be used to determine the iodine value of edible oil? Discuss its…

A: Triglycerides are found in fats and oils. Fatty acyl esters join three fatty acids to glycerol to…

Q: What test could be used to differentiate between glucose and fructose? Explain

A: Glucose and fructose both are monosaccharide and are hexose sugar i.e having 6 carbon ring in their…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST MOORE’S TEST SUGAR…

A: Carbohydrates are one of the essential macronutrients for our body and form the major component of a…

Q: What test is used to differentiate glucose and galactose? Explain the answer

A: Galactose and glucose are hexokinase monosaccharides. Both these sugars are sweet in tase. Galactose…

Q: What are the advantages and disadvantages of using the Lieberman-Burchard Test for Lipids

A: Lieberman-Burchard Test :  this is the specific test used for detection of cholesterol in which…

Q: What is the reagent used to detect glucose in the ph and temperature experiments? What is its…

A: Presence of Glucose is detected using Benedict's Test, Fehling's Test, and Barfoed's Test. Presence…

Q: What did the miller-Urey experiment demonstrate

A: Introduction Miller-Urey experiment:- It is the experiment that suggests that organic molecules…

Q: Will starch + amylase be positive or negative for the Iodine Test?

A: Carbohydrates are the organic molecules that are the primary source of energy for our bodies. They…

Q: What kinds of carbohydrates are identified by the iodine test?

A: Biomolecules have different chemical, physical properties. The difference in their chemical and…

Q: Which kind of carbohydrates gives positive result with Seliwanoff test?

A: If a sugar contains a ketone group, it is a ketose while a sugar containing an aldehyde group is…

Q: What are other major contributions of Alfred Hershey besides the Waring Blender experiment?

A: Genes are the fundamental unit of heredity. They store genetic information in the form of DNA, which…

Q: why would you perform an indole test?

A: The inside test is a qualitative approach of the biochemical analysis of bacteria that determine…

Q: Instead of Molisch's test, what specific test can be used to detect the presence of pentose sugar?

A: A monosaccharide that has five carbon atoms is referred to as pentose sugar. Ribose present in RNA…

Q: What is meant by the term plating efficiency?

A: The cells are cultured over the plate at the particular growth conditions within a particular time…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST SELIWANOFF’S TEST…

A: Seliwanoff's test is used to distinguish between aldolases and ketoses. Sugars with ketone groups…

Q: Why Cepacol is used ?

A: Cepacol is a drug which relieves pain associated with a sore throat or mouth. It can be administered…

Q: Will disaccharides and polysaccharides give a positive result for Molisch test?

A: Disaccharides: Di means two which means it is a double sugar. It is a sweet white crystalline solid…

Q: What is the detection principle of iodine test for starch

A: The iodine test is a quantitative analysis of carbohydrates to distinguish polysaccharides from…

Q: Would lactose + lactase be positive or negative for the Iodine test?

A: Lactose is a disaccharide that is commonly found in milk. Lactose is also known as milk sugar.…

Q: Instead of Molisch's test, what specific test can be used to detect the presence of pentose sugar?…

A: Molisch's test are used for the detection of carbohydrate.

Q: what color will cellulose turn for iodine test?

A: Cellulose is an important component of cell wall of plants. It is a Polysaccharide made up of beta D…

Q: Why is cobalt chloride paper used in the experiments?

A: The indicators are used in the experiment to detect the distinct observable change. Many types of…

Q: What two procedures should you routinely carry out to verify the purity of your working stock?

A: The 2 procedures are shown below.

Q: What was the outcome of the Hershey-Chase Warring Blender Experiment?

A: The aim of the Hershey-Chase Waring Blender experiment, was to find out if protein is the genetic…

Q: What is the driving force behind paper chromatography?

A: Chromatography is a laboratory method of separating the mixture into individual components. It…

Q: How dose the alkaline reagent affect on the reaction in carbohydrates?

A: The reactions of the carbohydrate monosaccharides can be subdivided into the ones associated with…