Explain dextran, Biology

Assignment Help:

Dextran

Dextran is a high molecular  weight polysaccharide having  α1→ 6,  α1→ 3 linked glucans. It is produced by the bacterial fermentation of sucrose by  Leuconostoc dextranicum followed by partial depolymerisation and purification of the fermented mixture to produce a substance that is free of viable micro organisms.

Dextran is a fine, white powder that dissolves readily in hot or cold water to give a clean and viscous solution. It has good humectant  and water-holding properties and imparts good bodying attributed to liquid systems.  

 

 


Related Discussions:- Explain dextran

Define preoperative care prior to endodontic microsurgery, Define Preoperat...

Define Preoperative Care Prior to Endodontic Microsurgery a.Thorough medical history "consultation and permission from the physician is the patient has systemic disease(s) and

Functions of ovary, Functions of Ovary The ovary of vertebrates perfor...

Functions of Ovary The ovary of vertebrates performs the following functions:   Production of eggs, Synthesis of hormones needed for the chemical coordination of repr

Enumerate about the reitan aphasia screening test, Enumerate about the Reit...

Enumerate about the Reitan Aphasia Screening Test This test serves two purposes in that it contains both copying and language-related tasks. As an Aphasia screening procedure,

Define advantages and disadvantages of swab method, Define Advantages and D...

Define Advantages and Disadvantages of Swab Method? Advantages of Swab Method 1. Suitable for flexible, uneven and heavily contaminated surfaces. 2. Rapid, simple and ine

Chest drainage tubes (24-72 hours), Chest Drainage Tubes (24-72 hours) ...

Chest Drainage Tubes (24-72 hours) Continue milking of chest tube hourly.  Monitor the amount, colour and record on the flow chart.  Assess dressing for any soak

Deficiency diseases-zinc deficiency, Zinc deficiency Zinc is essential ...

Zinc deficiency Zinc is essential for several physiological functions in the body such as protein synthesis, carbohydrate and nucleic acid metabolism, and foetal growth. The de

Explain about central nervous system, Central Nervous System (CNS) Cove...

Central Nervous System (CNS) Covering of the brain and spinal cord is called Meanings (membranes which cover and protect brain and spinal cord are called meanings) There is flu

Name which part of the seed in other monocotyledons, The scutellum observed...

The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons? 1. Cotyledon 2. Endosperm 3. Aleurone layer 4. Plum

Why the l enantionmer is more dominant, In the Miller-Urey experiment, amin...

In the Miller-Urey experiment, amino acids of bothe the L and D enantionmers. Why is it that the L enantionmer is more dominant in living things?

Explain selective breeding methods, Explains how selective breeding methods...

Explains how selective breeding methods could be used to produce a population of cats with the short legs. Selective breeding E1: bases explanation on the assumption t

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