Define observation or inference for barfoed test, Biology

Assignment Help:

Define observation or inference for barfoed test?

1. Reddish brown precipitate is seen on the sides and bottom of the tube. The precipitate of the sides and bottom indicates the presence of monosaccharides.

2. Disaccharides are weak reducing agents and therefore do not reduce cupric ions in an acidic medium. Hence Barfoed's test is used to differentiate between disaccharides and monosaccharides. .

3. Monosaccharides being strong reducing agents can reduce cupric ions in acidic medium without enediols. This is a specific test for monosaccharides so polysaccharides do not respond to the test.

 

 


Related Discussions:- Define observation or inference for barfoed test

Ecological pyramids, What are the advantages of ecological pyramids?

What are the advantages of ecological pyramids?

What is cryopreservation, Name the location and function of Meibomian gland...

Name the location and function of Meibomian glands in the human eye. a) What is cryopreservation? Give its single use. b) Commercial importance of cryopreservation is relate

Asphyxia, buffalo can be dies due ashyxia

buffalo can be dies due ashyxia

Nutrition management goals for oesophagitis, Q. Nutrition Management Goals ...

Q. Nutrition Management Goals for oesophagitis? The objectives of nutritional care include the following: 1. Prevention of irritation of the inflamed oesophageal mucosa (in

How the study of fossils strengthen the theory of evolution, How does the s...

How does the study of fossils strengthen the theory of evolution? The study of fossils reveals ancient and extinct species having many same structures to others of the present

Explain the role of lipoprotein, Explain the Role of Lipoprotein ? As d...

Explain the Role of Lipoprotein ? As discussed in the previous section, serum concentrations of Lp(a) are elevated in South Asians irrespective of their migrant status. Several

Invertebrate zoology, give an example invertebrate phylum/phyla for protopl...

give an example invertebrate phylum/phyla for protoplasmic grade organization

Lymph, Why lymph is also called middle man of body

Why lymph is also called middle man of body

Cell theory, why is cosmozoic theory considered to be true?

why is cosmozoic theory considered to be true?

Define petri plates - food microbiology, Define Petri Plates - Food Microbi...

Define Petri Plates - Food Microbiology? Petri plates were discovered by Richard Petri in Ninteenth century (1887). It consists of two dishes. Look at the Figure which illustra

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd