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

Explain diagnostic approach to congenital heart disease, Explain Diagnostic...

Explain Diagnostic Approach to Congenital Heart Disease ? It is often easy to recognise the presence of CHD in older children and adults. As in any other form of heart disease

Nervous system and types of reproduction, Q Annelid Identity card. How are ...

Q Annelid Identity card. How are they characterized according to examples of representing beings, type of symmetry, basic morphology, germ layers and coelom, respiratory system, di

What capacity does the brain have to repair itself, What capacity does the ...

What capacity does the brain have to repair itself after injury or disease? It has long been accepted dogma that central nervous system doesn't regenerate itself after traumati

Vegetative development - development, Vegetative Development - Development ...

Vegetative Development - Development The process of growth and differentiation of cells into organs and organisms is often termed development. For example, the development of

Syngamy, Syngamy The pollen tube grows to a very limited extent in the...

Syngamy The pollen tube grows to a very limited extent in the synergid. It releases the contents either through a terminal or a subterminal pore. The contents include the two

State in brief about gullstrands theory, State in brief about Gullstrands T...

State in brief about Gullstrands Theory A change in the lens is controlled by the balance between elasticity of the lens capsule and the pull of zonules. It is believed that on

Define the quantitative analysis in nutritional biochemistry, Define the Qu...

Define the Quantitative Analysis in Nutritional Biochemistry? Quantitative analysis involves the measurement of the amount of a substance present. This measurement can be done

Describe coping skill and coping mechanism, Q. Describe Coping Skill and Co...

Q. Describe Coping Skill and Coping Mechanism? Coping Skill is a tool which may be used by individuals in any difficult situation like solving a problem by choosing best soluti

Evolution, what is allometry?

what is allometry?

Records and reports - nursing service administration, RECORDS AND REPORTS: ...

RECORDS AND REPORTS: The principles of administration are described as 'POSDCORB'. The 'R' stands for recording and reporting. Recording and reporting is related to all oth

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages