The random movement of particles in solution towar a uniform distribution is termed: a) osmosis b) repulsion c) diffusion d) facilitated diffusion

The random movement of particles in solution towar a uniform distribution is termed: a) osmosis b) repulsion c) diffusion d) facilitated diffusion
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ANSWER: C -- DIFFUSION
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Fatty acids can be transported into and out of cell membrane by (A) Active transport (B) Facilitated transport (C) Diffusion (D) Osmosis

Description : Fatty acids can be transported into and out of cell membrane by (A) Active transport (B) Facilitated transport (C) Diffusion (D) Osmosis

Last Answer : B

Substances insoluble in a membrane are carried across the membrane with the concentration gradient by means of a carrier molecule in a process known as: a) osmosis. b) diffusion. c) active transport. d) facilitated diffusion.

Description : Substances insoluble in a membrane are carried across the membrane with the concentration gradient by means of a carrier molecule in a process known as: a) osmosis. b) diffusion. c) active transport. d) facilitated diffusion.

Last Answer : ANSWER: D -- FACILITATED DIFFUSION.

When water enters in roots due to diffusion, is termed as (a) osmosis (b) passive absorption (c) endocytosis (d) active absorption.

Description : When water enters in roots due to diffusion, is termed as (a) osmosis (b) passive absorption (c) endocytosis (d) active absorption.

Last Answer : (b) passive absorption

Which transmembrane movement involves carriers? a. facilitated diffusion b. active transport c. both d. none of them

Description : Which transmembrane movement involves carriers? a. facilitated diffusion b. active transport c. both d. none of them

Last Answer : both

The movement of glucose into a cell occurs by a. Facilitated diffusion. b. Active transport. c. Simple diffusion. d. Phospholipid exchange.

Description : The movement of glucose into a cell occurs by a. Facilitated diffusion. b. Active transport. c. Simple diffusion. d. Phospholipid exchange.

Last Answer : b. Active transport.

The movement of ions against the concentration gradient will be (a) active transport (b) osmosis (c) diffusion (d) all of the above.

Description : The movement of ions against the concentration gradient will be (a) active transport (b) osmosis (c) diffusion (d) all of the above.

Last Answer : (a) active transport

What is facilitated diffusion? -Biology

Description : What is facilitated diffusion? -Biology

Last Answer : answer:

How is facilitated diffusion different from simple diffusion? -Biology

Description : How is facilitated diffusion different from simple diffusion? -Biology

Last Answer : answer:

How is facilitated diffusion similar to active transport How is it different?

Description : How is facilitated diffusion similar to active transport How is it different?

Last Answer : Need answer

In facilitated diffusion do molecules move down concentration gradient?

Description : In facilitated diffusion do molecules move down concentration gradient?

Last Answer : What is the answer ?

Thyroid gland takes up circulating iodine (A) By simple diffusion (B) By facilitated diffusion (C) By active uptake (D) In exchange for chloride

Description : Thyroid gland takes up circulating iodine (A) By simple diffusion (B) By facilitated diffusion (C) By active uptake (D) In exchange for chloride

Last Answer : Answer : C

Intestinal absorption of calcium occurs by (A) Active takeup (B) Simple diffusion (C) Facilitated diffusion (D) Endocytosis

Description : Intestinal absorption of calcium occurs by (A) Active takeup (B) Simple diffusion (C) Facilitated diffusion (D) Endocytosis

Last Answer : Answer : A

What do facilitated diffusion and active transport have in common ?

Description : What do facilitated diffusion and active transport have in common ?

Last Answer : What are the differences between them? Facilitated diffusion can be confused with active transport because in both processes there is participation of membrane proteins. In active transport however the ... it does not require energy. Cell Membrane Review - Image Diversity: active transport

How does facilitated diffusion present similarities with enzymatic chemical reactions ?

Description : How does facilitated diffusion present similarities with enzymatic chemical reactions ?

Last Answer : One of the main examples of facilitated transport is the entrance of glucose from the blood into cells. Glucose from blood binds to specific permeases (hexose-transporting permeases) present in the ... job is concluded the permease is not consumed and can perform successive other transports.

Without saturation of transport proteins and under same concentration gradient how can the speed of simple diffusion be compared to the speed of facilitated diffusion ?

Description : Without saturation of transport proteins and under same concentration gradient how can the speed of simple diffusion be compared to the speed of facilitated diffusion ?

Last Answer : The action of facilitator proteins in facilitated diffusion makes this type of diffusion faster than simple diffusion under equal concentration gradients of the moved substance.

How does the intensity of facilitated diffusion vary in relation to the concentration of the moved substance ?

Description : How does the intensity of facilitated diffusion vary in relation to the concentration of the moved substance ?

Last Answer : What is the limiting factor? Likewise simple diffusion facilitated diffusion is more intense when the concentration gradient of the substance increases and less intense when the gradient lessens. In ... which the maximum transport capacity of the substance across the membrane is achieved.

What is the difference between simple and facilitated diffusion ?

Description : What is the difference between simple and facilitated diffusion ?

Last Answer : Facilitated by which type of molecule does the term facilitated mean? Simple diffusion is the direct passage of substances across the membrane in favor of their concentration gradient. In ... their passage through the membrane. Cell Membrane Review - Image Diversity: facilitated diffusion

Q. What are the salient features of facilitated diffusion?

Description : Q. What are the salient features of facilitated diffusion?

Last Answer : A. It is carrier mediated. It does not require energy directly

The primary force moving water molecules from the blood plasma to the interstitial fluid is a. active transport b. cotransport with H+ c. facilitated diffusion d. cotransport with Na+ e. filtration

Description : The primary force moving water molecules from the blood plasma to the interstitial fluid is a. active transport b. cotransport with H+ c. facilitated diffusion d. cotransport with Na+ e. filtration

Last Answer : filtration

Sugars depend on which mechanism to enter the cell a. facilitated diffusion b. active transport c. both d. none of them

Description : Sugars depend on which mechanism to enter the cell a. facilitated diffusion b. active transport c. both d. none of them

Last Answer : facilitated diffusion

Fructose is absorbed into the blood through mucosa cells of intestine by the process called (a) active transport (b) facilitated transport (c) simple diffusion (d) co-transport mechanism.

Description : Fructose is absorbed into the blood through mucosa cells of intestine by the process called (a) active transport (b) facilitated transport (c) simple diffusion (d) co-transport mechanism.

Last Answer : (b) facilitated transport

Majority of drugs cross biological membranes primarily by: A. Passive diffusion B. Facilitated diffusion C. Active transport D. Pinocytosis

Description : Majority of drugs cross biological membranes primarily by: A. Passive diffusion B. Facilitated diffusion C. Active transport D. Pinocytosis

Last Answer : A. Passive diffusion

Majority of drugs cross biological membranes primarily by: A. Passive diffusion B. Facilitated diffusion C. Active transport D. Pinocytosis

Description : Majority of drugs cross biological membranes primarily by: A. Passive diffusion B. Facilitated diffusion C. Active transport D. Pinocytosis

Last Answer : C. Is affected by extent of ionization of drug molecules

Pick out the wrong statement. (A) The binary diffusivity in liquids is of the order of 10 -5 cm2 /sec (B) Molecular diffusion in solid is much faster than that in liquids (C) Particles movement from higher concentration to lower concentration takes place in diffusion process (D) According to Poiseuille's law, the permeability decreases with increase in temperature for flow of a gas through a given capillary

Description : Pick out the wrong statement. (A) The binary diffusivity in liquids is of the order of 10 -5 cm2 /sec (B) Molecular diffusion in solid is much faster than that in liquids ( ... Poiseuille's law, the permeability decreases with increase in temperature for flow of a gas through a given capillary

Last Answer : (B) Molecular diffusion in solid is much faster than that in liquids

What is the difference between osmosis and diffusion?

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Osmosis is the movement of water molecules across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration, while diffusion is the movement of particles from an area of high concentration to an area of low concentration.

What is the difference between diffusion and osmosis?

Description : What is the difference between diffusion and osmosis?

Last Answer : A: Diffusion is the movement of particles from an area of high concentration to an area of low concentration, while osmosis is the movement of water molecules from an area of low solute concentration to an area of high solute concentration.

What is the difference between diffusion and osmosis?

Description : What is the difference between diffusion and osmosis?

Last Answer : A: Diffusion is the movement of particles from an area of high concentration to an area of low concentration, while osmosis is the movement of water across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration.

What is the difference between osmosis and diffusion?

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Diffusion is the movement of molecules from an area of high concentration to an area of low concentration, while osmosis is the diffusion of water molecules across a selectively permeable membrane.

What is the difference between osmosis and diffusion?

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Osmosis is the movement of water across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration, while diffusion is the movement of molecules from an area of high concentration to an area of low concentration.

What is the difference between diffusion and osmosis ? -Biology

Description : What is the difference between diffusion and osmosis ? -Biology

Last Answer : The process through which only Liquids move from a Higher concentrated solution towards a Lower concentrated solution through a semi-permeable membrane is called Osmosis whereas The process through which any substance ... :) Stay Safe, Stay Curious, Keep Learning, Keep Growing..... Thankyou!!!

Differentiate between diffusion and osmosis. -Biology 9th

Description : Differentiate between diffusion and osmosis. -Biology 9th

Last Answer : Difference between Osmosis and DiffusionOsmosisDiffusionIt is limited only to the liquid medium.Occurs in liquid, gas and even solids.Requires a semipermeable membrane.Does not require a semipermeable membrane. ... to a glass of water, where eventually, the entire water content becomes coloured.

Differentiate between diffusion and osmosis. -Biology 9th

Description : Differentiate between diffusion and osmosis. -Biology 9th

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Differentiate between Diffusion and Osmosis. -Biology

Description : Differentiate between Diffusion and Osmosis. -Biology

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Osmosis is the diffusion of what substance through a cell membrane? -Biology

Description : Osmosis is the diffusion of what substance through a cell membrane? -Biology

Last Answer : answer:

$ Positive diffusion occurs against the concentration gradients. ! Osmosis does not require a semi-permeable membrane.

Description : $ Positive diffusion occurs against the concentration gradients. ! Osmosis does not require a semi-permeable membrane.

Last Answer : $ Positive diffusion occurs against the concentration gradients. ! Osmosis does not require a semi-permeable ... D. If both As and R are wrong.

How do diffusion and osmosis relate to the cell membrane?

Description : How do diffusion and osmosis relate to the cell membrane?

Last Answer : Need answer

The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Description : The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Last Answer : A

What is the difference between osmosis and diffusion ?

Description : What is the difference between osmosis and diffusion ?

Last Answer : Osmosis is the phenomenon of movement of solvent particles, in general water, from a region of lower solute concentration to a region of higher solute concentration. Diffusion, in the other hand, ... of water (solvent) and diffusion as movement of solutes, both concentration gradient-driven.

The working principle of a washing machine is? A. Diffusion B. Reverse osmosis C. Dialysis D. Centrifugation

Description : The working principle of a washing machine is? A. Diffusion B. Reverse osmosis C. Dialysis D. Centrifugation

Last Answer : ANSWER: D

In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (a) diffusion (b) absorption (c) osmosis (d) electrophoresis

Description : In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (a) diffusion (b) absorption (c) osmosis (d) electrophoresis

Last Answer : Ans:(c)

Excess amount of absorbed water by plants is liberated out by – (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Description : Excess amount of absorbed water by plants is liberated out by – (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Last Answer : (4) Transpiration Explanation: Water vapour transpires constantly through pores (stomata) in the surface of plant's leaves.

In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion (2) Absorption (3) Osmosis (4) Electrophoresis

Description : In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion (2) Absorption (3) Osmosis (4) Electrophoresis

Last Answer : (3) Osmosis Explanation: Dialysis is the artificial process of getting rid of waste (diffusion) and unwanted water (ultrafiltration) from the blood. This process is naturally done by our kidneys. It ... it results in osmotic pressure which causes the fluid to move from the blood into the dialysate.

The washing machine works on the principle of – (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Description : The washing machine works on the principle of – (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Last Answer : (4) Centrifugation Explanation: Washing machines work on the principle of centrifugation. They are based on medium sized centrifuges that put an object in rotation around a fixed axis, applying force perpendicular to the axis.

The working principle of a washing machine is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Description : The working principle of a washing machine is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Last Answer : (1) centrifugation Explanation: The working of the washing machine is quite high tech, and includes a set sequence of washing, rinsing, and spinning (plus a pre-wash if desired).

The washing machine works on the principle of - (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Description : The washing machine works on the principle of - (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Last Answer : (4) Centrifugation Explanation: Washing machines work on the principle of centrifugation. They are based on medium sized centrifuges that put an object in rotation around a fixed axis, applying force perpendicular to the axis.

The working principle of a 'Washing machine' is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Description : The working principle of a 'Washing machine' is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Last Answer : (1) centrifugation Explanation: The principle behind the spinning dry of the clothes in a washing machine is centrifugal force. The fast spinning around of the clothes in the drum creates a large ... wet clothes are flung outwards to the drum edge and the water escapes through the drum holes.

Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.

Separation of the isotopes of helium for scientific investigations is done by (A) Reverse osmosis (B) Thermal diffusion (C) Leaching (D) Solvent extraction

Description : Separation of the isotopes of helium for scientific investigations is done by (A) Reverse osmosis (B) Thermal diffusion (C) Leaching (D) Solvent extraction

Last Answer : (B) Thermal diffusion

__________ is the separation technique used for desalination of sea water.(A) Thermal diffusion (B) Reverse osmosis (C) Adsorption (D) Absorption

Description : __________ is the separation technique used for desalination of sea water. (A) Thermal diffusion (B) Reverse osmosis (C) Adsorption (D) Absorption

Last Answer : (B) Reverse osmosis

Reverse osmosis is also called (A) Dialysis (B) Electrodialysis (C) Diffusion (D) Ultra-filtration

Description : Reverse osmosis is also called (A) Dialysis (B) Electrodialysis (C) Diffusion (D) Ultra-filtration

Last Answer : (D) Ultra-filtration