What is the function of the fluid mosaic model of a cell membrane? -Biology

What is the function of the fluid mosaic model of a cell membrane? -Biology
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Keeping in view the fluid mosaic model for the stucture of cell membrane, which one of the following statements is correct with respect to the movemen

Description : Keeping in view the fluid mosaic model for the stucture of cell membrane, which one of the following statements is correct with respect to the movemen

Last Answer : Keeping in view the fluid mosaic model for the stucture of cell membrane, which one of the ... While lipids can rarely flip-flop,proteins can not

Fluid mosaic model of cell membrane was put forward by (a) Danielli and Davson (b) Singer and Nicolson (c) Garner and Allard (d) Watson and Crick.

Description : Fluid mosaic model of cell membrane was put forward by (a) Danielli and Davson (b) Singer and Nicolson (c) Garner and Allard (d) Watson and Crick.

Last Answer : (b) Singer and Nicolson

According to widely accepted “fluid mosaic model” cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect? (a) Proteins in cell membranes can travel within the lipid bilayer. (b) Proteins can also undergo flip-flop movements in the lipid bilayer. (c) Proteins can remain confined within certain domains of the membrane.(d) Many proteins remain completely embedded within the lipid bilayer.

Description : According to widely accepted fluid mosaic model cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several ... domains of the membrane. (d) Many proteins remain completely embedded within the lipid bilayer.

Last Answer : (b) Proteins can also undergo flip-flop movements in the lipid bilayer.

Keeping in view the ‘fluid mosaic model’ for the structure of cell membrane, which one of the following statement is correct with respect to the movements of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)?(a) While proteins can flip-flop, lipids can not (b) Neither lipids, nor proteins can flip-flop (c) Both lipids and proteins can flip-flop (d) While lipids can rarely flip-flop, proteins cannot.

Description : Keeping in view the fluid mosaic model' for the structure of cell membrane, which one of the following statement is correct with respect to the movements of lipids and proteins from one lipid ... ) Both lipids and proteins can flip-flop (d) While lipids can rarely flip-flop, proteins cannot.

Last Answer : (d) While lipids can rarely flip-flop, proteins cannot.

Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell membrane. (c) Lipids are arranged in a bilayer with polar heads towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Description : Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell ... towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Last Answer : (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson.

Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by passive transport (3) Proteins make up 60 to 70% of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part

Description : Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by ... of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part

Last Answer : (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Explain the structure of plasma membrane on the basis of Fluid mosaic model.

Description : Explain the structure of plasma membrane on the basis of Fluid mosaic model.

Last Answer : Explain the structure of plasma membrane on the basis of Fluid mosaic model.

Which of the following features is predicted by the Nicolson–Singer fluid mosaic model of biological membranes? (A) Membrane lipids do not diffuse laterally (B) Membrane lipid is primarily in a monolayer form (C) Membrane lipids freely flip-flop (D) Membrane proteins may diffuse laterally

Description : Which of the following features is predicted by the Nicolson–Singer fluid mosaic model of biological membranes? (A) Membrane lipids do not diffuse laterally (B) Membrane lipid is primarily in a monolayer form (C) Membrane lipids freely flip-flop (D) Membrane proteins may diffuse laterally

Last Answer : Answer : D

According to fluid mosaic model, plasma membrane is composed of (a) phospholipids and oligosaccharides (b) phospholipids and hemicellulose (c) phospholipids and integral proteins (d) phospholipids, extrinsic proteins and intrinsic proteins.

Description : According to fluid mosaic model, plasma membrane is composed of (a) phospholipids and oligosaccharides (b) phospholipids and hemicellulose (c) phospholipids and integral proteins (d) phospholipids, extrinsic proteins and intrinsic proteins.

Last Answer : (d) phospholipids, extrinsic proteins and intrinsic proteins.

The latest model for plasma membrane is (a) lamellar model (b) unit membrane model (c) fluid mosaic model (d) molecular lipid model.

Description : The latest model for plasma membrane is (a) lamellar model (b) unit membrane model (c) fluid mosaic model (d) molecular lipid model.

Last Answer : (c) fluid mosaic model

In fluid mosaic model of plasma membrane (a) upper layer is non-polar and hydrophilic (b) upper layer is polar and hydrophobic (c) phospholipids form a bimolecular layer in middle part (d) proteins form a middle layer.

Description : In fluid mosaic model of plasma membrane (a) upper layer is non-polar and hydrophilic (b) upper layer is polar and hydrophobic (c) phospholipids form a bimolecular layer in middle part (d) proteins form a middle layer.

Last Answer : (c) phospholipids form a bimolecular layer in middle part

″Proteins icebergs in a sea of lipids” is stated by (A) Lamellar Model (B) Unit-membrane Model (C) Fluid-Mosaic model (D) Micellar Model

Description : ″Proteins icebergs in a sea of lipids” is stated by (A) Lamellar Model (B) Unit-membrane Model (C) Fluid-Mosaic model (D) Micellar Model

Last Answer : (C) Fluid-Mosaic model

Describe Plasma membrane with reference to Fluid Mosaic model.

Description : Describe Plasma membrane with reference to Fluid Mosaic model.  

Last Answer : Ans: Fluid Mosaic model was proposed by Singer and Nicholson. This model states that plasma membrane is semi-solid. It has bimolecular fluid like lipid zone in which the solid like proteins are ... ). This model best explains the functions of plasma membrane. Hence it is most acceptable model.  

Which of the following cell part is described as a "fluid mosaic"? (A) Chloroplast (B) Vacuole (C) Cell membrane (D) Endoplasmic reticulum

Description : Which of the following cell part is described as a "fluid mosaic"? (A) Chloroplast (B) Vacuole (C) Cell membrane (D) Endoplasmic reticulum

Last Answer : (C) Cell membrane

Name the scientist who proposed fluid mosaic model. -Biology

Description : Name the scientist who proposed fluid mosaic model. -Biology

Last Answer : answer:

What is fluid mosaic model? -Biology

Description : What is fluid mosaic model? -Biology

Last Answer : answer:

What is The fluid mosaic model describes the .?

Description : What is The fluid mosaic model describes the .?

Last Answer : The cell membrane.

Q. What are the characteristics of fluid mosaic model?

Description : Q. What are the characteristics of fluid mosaic model?

Last Answer : A. Membrane is composed of lipid bilayer. Phospholipids are arranged in bilayers with a hydrophobic core

What is Fluid Mosaic Model?

Description : What is Fluid Mosaic Model? 

Last Answer : According to the this model the cell membrane consists of lilpid bilayer in which most protein molecules float about while some stay embedded in the membrane. 

Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the cell membrane contains specialized transport proteins which maintain the intracellular ionic milieu different from the extracellular fluid c. Plasma membrane proteins extend externally and bear phospholipid moieties which contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Description : Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the ... contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Last Answer : Answer: a, b, d The plasma membrane defines the boundary of the cell and serves to contain and concentrate enzymes and other macromolecule constituents. The plasma membrane is ... and bear carbohydrate moieties primarily as oligosaccharide chains that contribute to the cell coat or glycocalyx

The process by which cell can take in fluid and molecules too large to be carried across the plasma membrane by active transport is called a. phagocytosis b. Pinocytosis c. absorption d. diffusion

Description : The process by which cell can take in fluid and molecules too large to be carried across the plasma membrane by active transport is called a. phagocytosis b. Pinocytosis c. absorption d. diffusion

Last Answer : Pinocytosis

Components of the cell membrane constantly shift. The _____ model describes this characteristic of the cell membrane?

Description : Components of the cell membrane constantly shift. The _____ model describes this characteristic of the cell membrane?

Last Answer : The fluid mosaic model is a model of the cell membrane.

What are the symptoms of tobacco mosaic virus? -Biology

Description : What are the symptoms of tobacco mosaic virus? -Biology

Last Answer : answer:

What is the size of the tobacco mosaic virus? -Biology

Description : What is the size of the tobacco mosaic virus? -Biology

Last Answer : answer:

What is Tobacco Mosaic Virus (TMV)? -Biology

Description : What is Tobacco Mosaic Virus (TMV)? -Biology

Last Answer : Symptoms induced by Tobacco mosaic virus ( TMV) are somewhat dependent on the host plant and can include mosaic, mottling (Figures 1 and 2), necrosis (Figures 3 and 4), stunting, leaf curling, and yellowing of plant tissues.

What are the two major components of the tobacco mosaic virus? -Biology

Description : What are the two major components of the tobacco mosaic virus? -Biology

Last Answer : answer:

Who discovered tobacco mosaic virus? -Biology

Description : Who discovered tobacco mosaic virus? -Biology

Last Answer : answer:

What does tobacco mosaic virus do? -Biology

Description : What does tobacco mosaic virus do? -Biology

Last Answer : Symptoms induced by Tobacco mosaic virus ( TMV) are somewhat dependent on the host plant and can include mosaic, mottling , necrosis , stunting, leaf curling, and yellowing of plant tissues.

What are Tobacco Mosaic viruses? -Biology

Description : What are Tobacco Mosaic viruses? -Biology

Last Answer : answer:

What are Tobacco Mosaic viruses? -Biology

Description : What are Tobacco Mosaic viruses? -Biology

Last Answer : answer:

Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form of a cholesterol ester (C) The steroid nucleus form forms a rigid, planar structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid

Description : Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form ... forms a rigid, planar structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid

Last Answer : C

The semi-fluid substance inside the nu- clear membrane is called?

Description : The semi-fluid substance inside the nu- clear membrane is called?

Last Answer : nucleoplasm or karyolymph

In the inner ear: a. endolymph is found in the tunnel of Corti b. the lowest tone that be heard is 300 Hz c. the perilymph has the same composition as the cerebrospinal fluid d. the longer fibers of the basilar membrane are found at the apex

Description : In the inner ear: a. endolymph is found in the tunnel of Corti b. the lowest tone that be heard is 300 Hz c. the perilymph has the same composition as the cerebrospinal fluid d. the longer fibers of the basilar membrane are found at the apex

Last Answer : the perilymph has the same composition as the cerebrospinal fluid

Which of the following terms is used to describe hemorrhage from the nose? a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose. b) Xerostomia Xerostomia refers to dryness of the mouth. c) Rhinorrhea Rhinorrhea refers to drainage of a large amount of fluid from the nose. d) Dysphagia Dysphagia refers to difficulties in swallowing.

Description : Which of the following terms is used to describe hemorrhage from the nose? a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose. b ... of a large amount of fluid from the nose. d) Dysphagia Dysphagia refers to difficulties in swallowing.

Last Answer : a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose.

Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form of a cholesterol ester (C) The steroid nucleus form forms a rigid, planar Structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid

Description : Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form ... forms a rigid, planar Structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid

Last Answer : (C) The steroid nucleus form forms a rigid, planar Structure

In retinal detachment, fluid accumulates between: a. Outer plexiform layer and inner nuclear layer. b. Neurosensory retina and layer of retinal pigment epithelium c. Nerve fiber layer and rest of retina. d. Retinal pigment epithelium and Bruch’s membrane.

Description : In retinal detachment, fluid accumulates between: a. Outer plexiform layer and inner nuclear layer. b. Neurosensory retina and layer of retinal pigment epithelium c. Nerve fiber layer and rest of retina. d. Retinal pigment epithelium and Bruch’s membrane.  

Last Answer : ANSWER: B 

If I were to install glass mosaic tile over new bathroom vanity/sink, would I install the tile first and then put the vanity in or put the vanity in and then tile the backsplash?

Description : If I were to install glass mosaic tile over new bathroom vanity/sink, would I install the tile first and then put the vanity in or put the vanity in and then tile the backsplash?

Last Answer : It would be much easier to put the tile in around the vanity. Otherwise, you’d have to know the exact height of the vanity to get the tile at the right height. Cutting the tiles is the hardest part of the DIY project. Good luck.

What application can generate an image mosaic of my other images?

Description : What application can generate an image mosaic of my other images?

Last Answer : Mazaika can do this, I used it once a few years ago for a friend’s birthday present. Just use it on the trial basis. There are a few more out there.

Is there any way to remove excess grout and save my mosaic tiles?

Description : Is there any way to remove excess grout and save my mosaic tiles?

Last Answer : elbow grease is the safest way. I have had to clean grout off before, and it sucks. I would maybe google it.

my green bean plants have mosaic virus, is it safe to eat the beans?

Description : my green bean plants have mosaic virus, is it safe to eat the beans?

Last Answer : Need Answer

can i rid my myer lemon tree of the mosaic virus by removing all the leaves and leaving the tree?

Description : can i rid my myer lemon tree of the mosaic virus by removing all the leaves and leaving the tree?

Last Answer : I would wait for the sun to go down and let it cool mix up 2 tablespoons dawn & 1 qt water spray the leaves.........both side and see if that helps. I would call where you bought it and ... to do this again if it rains. Go on line and look for Meyer Lemon problems and look for more suggestions.

What is the name of tobacco mosaic virus ?

Description : What is the name of tobacco mosaic virus ?

Last Answer : The name of the tobacco mosaic virus is TMV.

Which tree causes virus mosaic disease ?

Last Answer : The " tobacco plant" virus causes mosaic disease.

Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid.

Description : Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid.

Last Answer : Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid. A. ... is wrong D. If both As and R are wrong.

my husband and I would like to take a class in mosaic art.Where would we find such a class?

Description : my husband and I would like to take a class in mosaic art.Where would we find such a class?

Last Answer : David is a mosaic artist for 30 years and teaches mosaic for more than 10 years. Please visit my website www.Mosaicarts.5u.com\ and contact me. E-mail: [email protected]

Mosaic Tile ?

Description : Mosaic Tile ?

Last Answer : form_title= Mosaic Tile form_header= Create a beautiful look in your home with mosaic tile. What size tiles do you need?*= _ [50] What color do you want the tile?*= _ [50] What type of pattern would you like?*= _ [50]

Which of the following is not a seed borne disease? (a) Redrot of sugarcane (b) Potato mosaic (c) Brown leaf spot of rice (d) Black gram of cotton

Description : Which of the following is not a seed borne disease? (a) Redrot of sugarcane (b) Potato mosaic (c) Brown leaf spot of rice (d) Black gram of cotton

Last Answer : Ans: (b)

A tetrovirus is (A) Polio virus (B) HIV (C) Herpes virus (D) Tobacco mosaic virus

Description : A tetrovirus is (A) Polio virus (B) HIV (C) Herpes virus (D) Tobacco mosaic virus

Last Answer : Answer : B

Yellow vein mosaic resistant variety of okra

Description : Yellow vein mosaic resistant variety of okra

Last Answer : Ans. Pusa Sawani

Yellow vein mosaic of okra is transmitted through

Description : Yellow vein mosaic of okra is transmitted through

Last Answer : Ans. White fly