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

Classification of microorganisms, Q. Classification of microorganisms? ...

Q. Classification of microorganisms? The microorganisms use our food as a source of nutrients for their own growth. This, of course can result in deterioration of the food. By

Chances of hypothermia, Name two ways in which the chances of hypothermia c...

Name two ways in which the chances of hypothermia can be reduced during outdoor activities. Eating well before going out and wearing warm, wind-proof clothing can reduces the c

Multidisciplinary approach to solving nutrition problems, Define Multidisci...

Define Multidisciplinary Approach to Solving Nutrition Problems? You must have realized by now that solving public nutrition problems represents a multidisciplinary challenge o

What is the cyclosis, Q What is the cyclosis? Cyclosis is a kind of int...

Q What is the cyclosis? Cyclosis is a kind of interior cell movement in which an oriented flow of circulating material is created and maintained in the cytoplasm by the action

Classification of aquatic organisms, Classification of Aquatic Organisms ...

Classification of Aquatic Organisms After discussing the common types of the aquatic ecosystem let us now study in brief the ecological classification of aquatic organisms. I

What are the final digestion products of protein, What are the final diges...

What are the final digestion products of (a) protein, (b) fat, (c) starch?   a) Proteins are digested to amino acids, b) fats are digested to fatty acids and glycerol,

Explain energetic function of organic molecules, What are some examples of ...

What are some examples of the energetic function of organic molecules? As they are complex molecules, presenting lots of chemical bonds, organic molecules keeps large amount of

Breeding of crops with high levels of minerals is called, Breeding of crops...

Breeding of crops with high levels of minerals, vitamins and proteins is called: 1. Somatic hybridisation 2. Biofortification 3. Biomagnification 4. Micropropagation

What happens to the movement of molecules at equilibrium, What happens to t...

What happens to the movement of molecules at equilibrium? At equilibrium, the movement of molecules continues, but because there is no concentration gradient, there is no net m

Crustaceans - hormones in growth and reproduction, Crustaceans - Hormones i...

Crustaceans - Hormones in Growth and Reproduction Arthropods have a tough and frequently hard exoskeleton made up of cuticle composed of chitin and protein. The cuticle impose

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