Lamellar models, Biology

Assignment Help:

LAMELLAR MODELS

  1. According to James Danielly & Hugh Davson (1935) cell membrane consists of 4 layers P-L-L-P.
  2. Molecules of phospholipid has amphipathic nature, i.e. it has polar & non-polar ends.
  3. Polar end is head consists of glycerol, which is attached to protein layer by Hydrogen & Ionic bonds (strongest bond) or Electrostatic forces.
  4. Non-polar end is tails consists of fatty acids, which are attached to each other by Vander wall forces (weakest bond) or Hydrophobic or Lipophilic interactions.
  5. Outer & inner surfaces of membrane consists of globular hydrated a-protein.

171_lamellar model.png


Related Discussions:- Lamellar models

Important herbaria, Q. Important Herbaria? The herbarium is a place whe...

Q. Important Herbaria? The herbarium is a place where dried and mounted specimens are stored according to any recognised system of classification. Special attention is paid tow

Define body composition - geriatric nutrition, Define Body Composition - Ge...

Define Body Composition - Geriatric Nutrition? After 30 years of age 1-2% decline in lean body mass annually is observed. The total body water, bone mass and lean body mass

Principles of nursing care, 1. Discuss how nursing has changed over the las...

1. Discuss how nursing has changed over the last two (2) decades. 2. Review and summarise the philosophy of your enrolled nurse course and its relevance to your clinical practic

Explain chemical bonds in basic chemistry, Explain chemical bonds in basic ...

Explain chemical bonds in basic chemistry? Chemical Bonds :  Chemical bonds are forces that join atoms together in a functional unit. There are three types of bonds that can

Formation of blastopore, Formation of Blastopore The slit such as ope...

Formation of Blastopore The slit such as opening of the initial groove is the opening of the developing blastopore and its dorsal rim is termed as the dorsal lip of blastopor

Explain esterification, Explain Esterification The process of convertin...

Explain Esterification The process of converting an acid into an alkyl or aryl derivative. Most frequently the process consists of the reaction of an acid with an alcohol in th

Explain the scaling instrumentation of prothesis, Scaling Instrumentation o...

Scaling Instrumentation of prothesis Although stainless steel is generally the most effective material for removing calculus, it cannot be used with implants, because it scratc

Plants and animals - biological weathering, Plants and animals The acti...

Plants and animals The activity of living organisms like lichens, fungi, bacteria, blue green algae, bryophytes is also responsible for weathering.  It is referred to as biolog

Developmental patterns - metazoa, Developmental Patterns - Metazoa The...

Developmental Patterns - Metazoa The metazoans or Animalia can be divided into two groups on the basis of body symmetry. The bilateral metazoans can be divided into two great

Can you explain bauhin binomial system, Q. Can you explain Bauhin? We g...

Q. Can you explain Bauhin? We got the first reference of binary use of species name in Pinax (1623), a publication of a Swiss physician and botanist Casper Bauhin (1560-1624).

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