Dictionary » C » Cell membranes

Cell membranes

Cell membrane

(Science: cell biology) The structure enveloping a cell, enclosing the cytoplasm and forming a selective permeability barrier.

It consists of lipids, proteins and some carbohydrates, the lipids thought to form a bilayer in which integral proteins are embedded to varying degrees.

Synonym: plasma membrane.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Spontaneous formation of nuclear membrane

I have doubt regarding double membranes around nucleus. Single membrane structures may be formed spontaneously due ... But how double membrane architecture in nucleus form spontaneously after each cell division? In the case mitochondria and chloroplast, the double membrane is form ...

See entire post
by josem
Sun Jun 22, 2014 1:14 am
 
Forum: Cell Biology
Topic: Spontaneous formation of nuclear membrane
Replies: 1
Views: 997

A theoretical question - Genetic manipulation

... viruses from causing disease in unrelated organisms - differences in cell membranes and/or cellular metabolism.

See entire post
by Cat
Sun Dec 08, 2013 6:49 pm
 
Forum: Microbiology
Topic: A theoretical question - Genetic manipulation
Replies: 4
Views: 4829

Bacterial Taxonomy

... most common method being binary fission. They all have peptidoglycan cell walls , unlike archaea. Deeply Branching Bacteria The major phyla of ... Deinococcus-Thermus, and Aquificae. What are their cell walls and membranes like? Deinococcus has an outer membrane similar to that of Gram-negatives, ...

See entire post
by wildfunguy
Sat Oct 19, 2013 6:12 pm
 
Forum: Microbiology
Topic: Bacterial Taxonomy
Replies: 3
Views: 4311

Cell walls of Fusobacteria

Perhaps a better question is what the walls and membranes of Fusobacteria are like. Is it still basically the thick cell wall characteristic of Gram-positive bacteria? Have they developed an analogous structure resembling ...

See entire post
by wildfunguy
Fri Oct 18, 2013 4:38 pm
 
Forum: Microbiology
Topic: Fusobacteria G+C ratio
Replies: 1
Views: 1229

Living or not? (viruses,viroids and prions).

... with viruses. They're no ordinary parasites, they're obligate intracellular parasites , entering inside the cells of their hosts as a requirement ... That makes them heterotrophs, but not viruses. Furthermore, they have membranes, not mere envelopes. But, considering that they aren't free living ...

See entire post
by wildfunguy
Thu Oct 17, 2013 10:20 pm
 
Forum: Microbiology
Topic: Living or not? (viruses,viroids and prions).
Replies: 15
Views: 11261
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 5,961 times. 
What links here | Related changes | Permanent link