materials usually move from what concentration?

materials usually move from what concentration?
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I DONT KNOW IM TRYING TO ASK YOU THIS!
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In passive transport materials move from an area of higher concentration to an area of lower concentration through a cell membrane.?

Description : In passive transport materials move from an area of higher concentration to an area of lower concentration through a cell membrane.?

Last Answer : yes

What process moves materials through a cell from areas low concentration to areas of high concentration?

Description : What process moves materials through a cell from areas low concentration to areas of high concentration?

Last Answer : active transport

Vacuum is generally maintained in the vapour space of an evaporator mainly to (A) Get economical temperature difference by using moderate pressure steam (B) Facilitate forward feeding in multiple effect evaporation (C) Concentrate heat sensitive materials (D) Achieve very high concentration of the final product

Description : Vacuum is generally maintained in the vapour space of an evaporator mainly to (A) Get economical temperature difference by using moderate pressure steam (B) Facilitate forward ... (C) Concentrate heat sensitive materials (D) Achieve very high concentration of the final product

Last Answer : (A) Get economical temperature difference by using moderate pressure steam

Use of telecast materials (a) Enhances concentration and learning (b) Reduces the burden of the teacher (c) Increases retention power (d) all of the above

Description : Use of telecast materials (a) Enhances concentration and learning (b) Reduces the burden of the teacher (c) Increases retention power (d) all of the above

Last Answer : (d) all of the above

Use of telecast materials Options: A) enhances concentration and learning B) reduces the burden of the teacher C) increases retention power D) all of the above

Description : Use of telecast materials Options: A) enhances concentration and learning B) reduces the burden of the teacher C) increases retention power D) all of the above

Last Answer : A) enhances concentration and learning 

Do chemical substance move from areas of high concentration to areas of low concentration as they pass in and out of a cell?

Description : Do chemical substance move from areas of high concentration to areas of low concentration as they pass in and out of a cell?

Last Answer : Feel Free to 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 ?

Blood leaving liver and moving to the heart has usually high concentration of

Description : Blood leaving liver and moving to the heart has usually high concentration of

Last Answer : Blood leaving liver and moving to the heart has usually high concentration of A. Bile B. Urea C. Glycogen D. Amino acid

$ Coenzymes are usually proteins ! The term feedback refers to the effect of enzyme concentration on its rate of reaction.

Description : $ Coenzymes are usually proteins ! The term feedback refers to the effect of enzyme concentration on its rate of reaction.

Last Answer : $ Coenzymes are usually proteins ! The term feedback refers to the effect of enzyme concentration on its rate ... wrong D. If both As and R are wrong.

The resting membrane potential of a cell a. is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+ b. falls to zero immediately when Na+, K+ ATPase in the membrane is inhibited c. is usually equal to the equilibrium potential for K+ d. is usually equal to the equilibrium potential for Na+ e. is markedly altered if the extracellular Na+ concentration is increased

Description : The resting membrane potential of a cell a. is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+ b. falls to zero immediately when Na+ ... the equilibrium potential for Na+ e. is markedly altered if the extracellular Na+ concentration is increased

Last Answer : is dependent on the permeability of the cell membrane to K+ being greater than the permeability to Na+

Overall rate of reaction in a heterogeneous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it doesnot entail a chain mechanism.(A) Proportional to(B) Independent of(C) Inversely proportional to(D) Proportional to the square o

Description : Overall rate of reaction in a heterogeneous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of ... to (B) Independent of (C) Inversely proportional to (D) Proportional to the square o

Last Answer : (A) Proportional to

Concentration of sulphide ores is done usually by (A) Roasting (B) Smelting (C) Froth floatation (D) Electromagnetic separation

Description : Concentration of sulphide ores is done usually by (A) Roasting (B) Smelting (C) Froth floatation (D) Electromagnetic separation

Last Answer : (C) Froth floatation

Of the following oxygen administration devices, which has the advantage of providing high oxygen concentration? a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is usually poor fitting. b) Venturi mask The Venturi mask provides low levels of supplemental oxygen. c) Catheter The catheter is an inexpensive device that provides a variable fraction of inspired oxygen and may cause gastric distention. d) Face tent A face tent provides a fairly accurate fraction of inspired oxygen, but is bulky and uncomfortable. It would not be the device of choice to provide high oxygen concentration.

Description : Of the following oxygen administration devices, which has the advantage of providing high oxygen concentration? a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is ... and uncomfortable. It would not be the device of choice to provide high oxygen concentration.

Last Answer : a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is usually poor fitting.

Materials having __________ lattice structure are usually most ductile. (A) FCC (B) BCC (C) HCP (D) Cubic

Description : Materials having __________ lattice structure are usually most ductile. (A) FCC (B) BCC (C) HCP (D) Cubic

Last Answer : (A) FCC

The inventory of raw materials included in the working capital is usually about __________ month’s supply of raw materials valued at delivery prices. (A) One (B) Three (C) Six (D) Twelve

Description : The inventory of raw materials included in the working capital is usually about __________ month’s supply of raw materials valued at delivery prices. (A) One (B) Three (C) Six (D) Twelve

Last Answer : (A) One

Rank the following impressions materials according to their flexibility A. Alginate> Polysulphide> Silicone> Zinc Oxide Eugenol B. Silicone> Alginate> Polysulphide> Zinc Oxide Eugenol C. Alginate> Polysulphide> Zinc Oxide Eugenol>Silicone D. Alginate> Silicone> Polysulfide> Zinc Oxide Eugenol E. Alginate> Zinc Oxide Eugenol> Silicone> Polysulphide 300.Denture resins are usually available as powder and liquid that

Description : Rank the following impressions materials according to their flexibility A. Alginate> Polysulphide> Silicone> Zinc Oxide Eugenol B. Silicone> Alginate> Polysulphide> Zinc Oxide Eugenol C. ... Eugenol> Silicone> Polysulphide 300.Denture resins are usually available as powder and liquid that

Last Answer : D. Alginate> Silicone> Polysulfide> Zinc Oxide Eugenol

At what age do you usually move?

Description : On average, how old does a child fly out of the fissures?

Last Answer : They usually move between the ages of 18 and 25, but the mama hotel is a popular thing in Hungary, when children stay at home much longer, even until they are 30 years old. I think it's a bit strenuous: D

Will carpet installers move furniture out of the way, or does it usually cost more to have them prepare the room?

Description : Will carpet installers move furniture out of the way, or does it usually cost more to have them prepare the room?

Last Answer : My friend installs carpet and one time I went on a job with him. He did not ask the family to move anything as he has helpers to do that. The price he gave them was for installation and moving the furniture. So the answer is it will not cost you any more if the furniture is in the way.

Adding staff to a project to shorten the project’s length is usually a wise move, because adding staff normally translates into increased productivity

Description : Adding staff to a project to shorten the project’s length is usually a wise move,  because adding staff normally translates into increased productivity

Last Answer : Ans: False

Which two of the following changes (i –iv) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)? (i) Increase in red blood cell size (ii) Increase in red blood cell production (iii)Increased breathing rate (iv) Increase in thrombocyte count Changes occurring are (a) (ii) and (iii) (b) (iii) and (iv) (c) (i) and (iv) (d) (i) and (ii).

Description : Which two of the following changes (i -iv) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)? (i) Increase in red blood cell size (ii) Increase in red blood cell production (iii) ... and (iii) (b) (iii) and (iv) (c) (i) and (iv) (d) (i) and (ii).

Last Answer : (a) (ii) and (iii)