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

What is acute severe mitral regurgitation, Q. What is Acute Severe Mitral R...

Q. What is Acute Severe Mitral Regurgitation? Acute severe mitral regurgitation is a medical emergency. Patient presents with breathlessness and low output state. He may be is

What are the main water properties, What are the main water properties that...

What are the main water properties that make water special for life? The water properties that make water biologically significant are molecular polarity, thermal stability (el

Explain the use and care of microscope, Explain the Use and Care of Microsc...

Explain the Use and Care of Microscope? Proper care and maintenance of microscope is needed. Following points should be kept in mind while handling the microscope: (i) Instr

Defective extra-preputial protrusion of the penis, Defective extra-preputia...

Defective extra-preputial protrusion of the penis This defect is a result of hypoplasia or a defective penile erection due to a congenital mucosal fold – the frenulum - betwee

Maggiolo, In 1809, Maggiolo described a process of fabricating and insertin...

In 1809, Maggiolo described a process of fabricating and inserting gold roots into freshly extracted sockets. The implant was constructed from the three pieces of gold which were s

What is the probability that their child have alkaptonuria, A recently marr...

A recently married man and woman discover that each had an uncle with alkaptonuria, otherwise known as "black urine disease," a rare disease caused by an auto somal recessive allel

Determination of limb polarities, Determination of Limb Polarities The...

Determination of Limb Polarities The limb pattern is characterized by three axes (or polarities) as displayed in diagram:  (1) The direction from the shoulder (or hip) to t

Food processing and preservation, various changes that occur during concent...

various changes that occur during concentration of food

Define the meaning of population structure, Define the meaning of Populatio...

Define the meaning of Population Structure? The structure of population can be viewed as to how the population is composed of in terms of age and sex. The structure of populati

Endosperm, 1. What are the examples of helobial endosperm

1. What are the examples of helobial endosperm

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