Composition of cell membrane, Biology

Assignment Help:

COMPOSITION

  • Proteins = 44-76%,  Lipids = 20-53%,      Carbohydrates = 1-8%,  (Protein-Lipid ratio = 0.8 : 1 to 4 : 1)
  • Most of lipid are "Phospholipids" which are amphipathic/ amphiatic in nature.
  • Other lipids are - Sphingomyelins, Cerebrosides, gangliosides, cholesterol.
  • Sterols are more rigid than phospholipids.
  • Cholesterol present in eukaryotic membrane confer stability.
  • Proteins are generally globular.
  • Carbohydrates present in PM are oligosacccharides.
  • Carbohydrates don't occur freely.
  • Carbohydrates attached to external surface of lipids and surface proteins forming respectively glycolipids and glycoproteins.

Related Discussions:- Composition of cell membrane

What is circulation, Q. What is circulation? Circulation is the movemen...

Q. What is circulation? Circulation is the movement of substances like gases within blood vessels and nutrients and cavities throughout the organism. Q. Do all animals have

Explain the multiple organ dysfunction syndrome (mods), Explain the Multipl...

Explain the Multiple Organ Dysfunction Syndrome (MODS) Failure of essential organs is the most severe complication of sepsis and may result in death. The treatment of systemic

Disease occurrence due to climate change in animals, Disease occurrence due...

Disease occurrence due to climate change The movement of animal diseases across physical and political boundaries threatens food security and creates a global public co

What is the secondary structure of a protein, What is the secondary structu...

What is the secondary structure of a protein? The secondary protein structure is formed by the manner its amino acids interact by the intermolecular bond. These interactions ma

Kin selection, While explaining the concept of natural selection, we have s...

While explaining the concept of natural selection, we have stressed the fact that natural selection is synonymous with differential or non-random reproduction. Natural selection ai

What is the mechanism of elisa, ELIZA stands for enzyme linked immune diffu...

ELIZA stands for enzyme linked immune diffusion assays. It works on standard of antigen antibody reaction.

What are the signs of cardiac tamponade, Q. What are the Signs of cardiac t...

Q. What are the Signs of cardiac tamponade? The clinical presentation will be that of a low output state with anxiety, restlessness, dyspnoea, sweating, cold extremities and dr

What are the destinations of those oxygen atoms, Photosynthesis is the most...

Photosynthesis is the most significant producer of molecular oxygen (O2) on our planet. From which molecule do oxygen atoms liberated by photosynthesis come? From which other molec

Explain clostriduim botulinum, Q. Explain Clostriduim botulinum? Clostr...

Q. Explain Clostriduim botulinum? Clostriduim botulinum is widely distributed in soil and marine sediments throughout the. world. It is also found in the intestinal tract of a

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