Question and answer
Membrane
A membrane is a selective barrier at times it is also a outer covering of cell or cell organell that allows the passage of certain constituents and retains other constituents found in the liquid.
Question
Asked 5/3/2010 10:56:41 AM
Updated 10/19/2014 2:01:18 PM
2 Answers/Comments
Edited by yumdrea [10/19/2014 2:01:18 PM]
f
New answers
Rating
8
A membrane is a selective barrier at times it is also a outer covering of cell or cell organell that allows the passage of certain constituents and retains other constituents found in the liquid.
Added 10/19/2014 1:46:26 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [10/19/2014 2:01:12 PM]
Comments
membrane n.
1.Biology.
a.A thin, pliable layer of tissue covering surfaces or separating or connecting regions, structures, or organs of an animal or a plant.
b.Cell membrane.
2.A piece of parchment.
3.Chemistry. A thin sheet of natural or synthetic material that is permeable to substances in solution.
Added 5/3/2010 11:11:12 AM
Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Active
Weegy: Active Transport - When cells must move materials in an opposite direction - against a concentration gradient. (More)
Question
Updated 10/19/2014 5:08:22 PM
1 Answer/Comment
Active: doing things that require physical movement and energy.
Added 10/19/2014 5:03:42 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [10/19/2014 5:08:21 PM]
37,046,293
questions answered
';
Popular Conversations
including the direct and indirect costs. alcohol related collisions ...
Weegy: Including the direct and indirect costs, alcohol related collisions cost society 114 billion dollars annually. ...
11/23/2022 3:03:04 PM| 5 Answers
Between ages 25 and 65, most people gain about _______ ...
Weegy: Between ages 25 and 65, most people gain about 40 pounds. User: Genes are a likely contributor to obesity if ...
11/23/2022 2:40:07 AM| 5 Answers
Which one of the following forms of body fat assessment involves air ...
Weegy: Densitometry is a form of body fat assessment involves air displacement. User: Which one of the following ...
11/23/2022 2:34:23 AM| 5 Answers
what did the government use to control skyrocketing health care costs ...
Weegy: Prospective payment system did the government use to control skyrocketing health care costs. User: drgs are ...
11/23/2022 2:32:58 AM| 5 Answers
Which snack is an excellent choice for protein, B vitamins, vitamin ...
Weegy: Nuts and seeds is an excellent choice for protein, B vitamins, vitamin E, and healthful fat. User: Of the ...
11/24/2022 5:33:44 AM| 4 Answers
A tropical storm watch means tropical storm-force winds ...
Weegy: A tropical storm watch means tropical storm-force winds are: Possible within 48 hours. User: Within a few ...
11/23/2022 9:18:45 PM| 4 Answers
Which position is always staffed in ICS applications?
Weegy: The Incident Commander is the only position that is always staffed in ICS applications. User: The Incident ...
11/23/2022 4:00:18 PM| 4 Answers
When selecting a solution in an ethical situation, be sure to ...
Weegy: When selecting a solution in an ethical situation be sure to consider: Your values and those of your ...
11/23/2022 3:06:15 PM| 4 Answers
S
L
Points 146 [Total 173] Ratings 0 Comments 146 Invitations 0 Offline
S
L
Points 110 [Total 1268] Ratings 1 Comments 100 Invitations 0 Offline
S
L
Points 108 [Total 128] Ratings 0 Comments 98 Invitations 1 Offline
S
L
Points 97 [Total 1125] Ratings 1 Comments 87 Invitations 0 Online
S
L
Points 95 [Total 1110] Ratings 0 Comments 95 Invitations 0 Offline
S
Points 63 [Total 63] Ratings 0 Comments 63 Invitations 0 Offline
S
L
P
Points 60 [Total 3057] Ratings 1 Comments 50 Invitations 0 Offline
S
L
Points 46 [Total 1267] Ratings 0 Comments 46 Invitations 0 Offline
S
Points 45 [Total 56] Ratings 0 Comments 45 Invitations 0 Offline
S
L
Points 41 [Total 240] Ratings 0 Comments 41 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.