To perform active transport, cells use?

To perform active transport, cells use?
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atp and transport proteins. novanet.
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Related questions

What is active transport in cells? -Biology

Description : What is active transport in cells? -Biology

Last Answer : answer:

.E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because (a) the lac operon is constitutively active in these cells (b) they cannot synthesise functional beta galactosidase (c) in the presence of glucose, E.coli cells do not utilise lactose (d) they cannot transport lactose from the medium into the cell.

Description : .E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because (a) the lac operon is constitutively active in these cells ( ... coli cells do not utilise lactose (d) they cannot transport lactose from the medium into the cell.

Last Answer : (b) they cannot synthesise functional beta galactosidase

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

Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Description : Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Last Answer : (d) loading of sucrose into sieve elements.

Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Description : Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Last Answer : (d) loading of sucrose into sieve elements.

Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out tetracyclines C. Protein synthesizing apparatus of host cells has low affinity for tetracyclines D. Both ‘A’ and ‘C’ are correct

Description : Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out ... host cells has low affinity for tetracyclines D. Both A' and C' are correct

Last Answer : D. Both ‘A’ and ‘C’ are correct

Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport

Description : Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport

Last Answer : (D) Active transport

Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Description : Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Last Answer : ANSWER: A -- OSMOSIS

Carrier protein can (A) Transport only one substance (B) Transport more than one substance (C) Exchange one substance to another (D) Perform all of these functions

Description : Carrier protein can (A) Transport only one substance (B) Transport more than one substance (C) Exchange one substance to another (D) Perform all of these functions

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The inputand output portsof a router perform the ________ layer functions of therouter. A) physical and data link B) network C) transport D) none of the above

Description : The inputand output portsof a router perform the ________ layer functions of therouter. A) physical and data link B) network C) transport D) none of the above

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___ layer perform the host addressing and packet routing. A. Application layer B. Transport layer C. Network layer D. Link layer

Description : ___ layer perform the host addressing and packet routing. A. Application layer B. Transport layer C. Network layer D. Link layer

Last Answer : C. Network layer 

Which one of the following is an example of management expectations from the independent auditors? a. An expert providing a written communication as the product of the engagement. b. Individuals who perform day-to-day accounting functions on behalf of the company. C. AN active participant in management decision-making. d. An internal source of expertise on financial and other matters

Description : Which one of the following is an example of management expectations from the independent auditors? a. An expert providing a written communication as the product of the engagement. b. Individuals who ... in management decision-making. d. An internal source of expertise on financial and other matters

Last Answer : An expert providing a written communication as the product of the engagement

In situations the cell use active transport?

Description : In situations the cell use active transport?

Last Answer : What is the answer ?

What is the difference between active and passive transport?

Description : What is the difference between active and passive transport?

Last Answer : A: Active transport requires energy to move substances against their concentration gradient, while passive transport does not require energy and involves the movement of substances down their concentration gradient.

What is the difference between a passive and active transport?

Description : What is the difference between a passive and active transport?

Last Answer : A: Passive transport does not require energy and involves the movement of molecules from high to low concentration, while active transport requires energy and involves the movement of molecules from low to high concentration.

What do the processes of active transport and facilitated process have in common?

Description : What do the processes of active transport and facilitated process have in common?

Last Answer : answer:Billy. Did you mean to tag this with “cell phones” or are you asking about cells? Also, is there another term for “facilitated process”? Might you be referring to “facilitated diffusion”?

What is the difference between active and passive transport? -Biology

Description : What is the difference between active and passive transport? -Biology

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Explain active transport of substances across cell membranes. -Biology

Description : Explain active transport of substances across cell membranes. -Biology

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Define active transport. -Biology

Description : Define active transport. -Biology

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Link between active transport and respiration? -Biology

Description : Link between active transport and respiration? -Biology

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Theories of active transport of mineral salts. -Biology

Description : Theories of active transport of mineral salts. -Biology

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The high osmolarity of the renal medulla is maintained by all of the following except (i) Active transport of salt from the upper region of the ascend

Description : The high osmolarity of the renal medulla is maintained by all of the following except (i) Active transport of salt from the upper region of the ascend

Last Answer : The high osmolarity of the renal medulla is maintained by all of the following except (i) Active transport of salt ... v C. ii and iii D. iv and v

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

What organelle produces the energy required in active transport?

Description : What organelle produces the energy required in active transport?

Last Answer : Mithocondria

Oxygen diffuses through this structure, but a sodium ion may need active transport. Which structure is this statement most likely referring to?

Description : Oxygen diffuses through this structure, but a sodium ion may need active transport. Which structure is this statement most likely referring to?

Last Answer : A semipermeable membrane (APEX)

The active transport of ‘Ca’ is regulated by __________ which is synthesized in kidnyes. (A) Cholecalciferol (B) Ergosterol (C) 25-OH cholecalciferol (D) 1, 25-di OH-Cholecalciferol

Description : The active transport of ‘Ca’ is regulated by __________ which is synthesized in kidnyes. (A) Cholecalciferol (B) Ergosterol (C) 25-OH cholecalciferol (D) 1, 25-di OH-Cholecalciferol

Last Answer : Answer : D

The active transport system for hepatic uptake of bilirubin is congenitally defective in (A) Gilbert’s disease (B) Crigler-Najjar syndrome (C) Rotor’s syndrome (D) Dubin-Johnson syndrome

Description : The active transport system for hepatic uptake of bilirubin is congenitally defective in (A) Gilbert’s disease (B) Crigler-Najjar syndrome (C) Rotor’s syndrome (D) Dubin-Johnson syndrome

Last Answer : Answer : A

The third active process for amino acids transport involves (A) Acidic amino acids (B) Basic amino acids (C) Neutral amino acids (D) Sulphur containing amino acids

Description : The third active process for amino acids transport involves (A) Acidic amino acids (B) Basic amino acids (C) Neutral amino acids (D) Sulphur containing amino acids

Last Answer : Answer : C

The transport of amino acids regulated by active processes of different numbers: (A) 1 (B) 2 (C) 3 (D) 4

Description : The transport of amino acids regulated by active processes of different numbers: (A) 1 (B) 2 (C) 3 (D) 4

Last Answer : Answer : C

Active transport of sugar is depressed by the agent: (A) Oxaloacetate (B) Fumarate (C) Malonate (D) Succinate

Description : Active transport of sugar is depressed by the agent: (A) Oxaloacetate (B) Fumarate (C) Malonate (D) Succinate

Last Answer : C

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

The absorption of intact protein from the gut in the foetal and newborn animals takes place by (A) Pinocytosis (B) Passive diffusion (C) Simple diffusion (D) Active transport

Description : The absorption of intact protein from the gut in the foetal and newborn animals takes place by (A) Pinocytosis (B) Passive diffusion (C) Simple diffusion (D) Active transport

Last Answer : A

The fatty acids can be transported into and out of mitochondria through (A) Active transport (B) Facilitated transfer (C) Non-facilitated transfer (D) None of these

Description : The fatty acids can be transported into and out of mitochondria through (A) Active transport (B) Facilitated transfer (C) Non-facilitated transfer (D) None of these

Last Answer : B

The exchange of material takes place (A) Only by diffusion (B) Only by active transport (C) Only by pinocytosis (D) All of these

Description : The exchange of material takes place (A) Only by diffusion (B) Only by active transport (C) Only by pinocytosis (D) All of these

Last Answer : D

There are two properties of the cell necessary to maintain nonequilibrium cellular composition; the first is selectivity and the second is energy conversion. Which of the following statement(s) is/are true concerning energy converting transport? a. The site of energy conversion and transport in the plasma membrane involves the phospholipid component b. The Na+-K++-ATPase derives energy from hydrolysis of extracellular ATP c. In some systems, energy inherent in the transmembrane ion gradient can be used to drive transport of a second species d. Examples of species transported via secondary active transport include hydrogen ions, calcium, amino acids and glucose

Description : There are two properties of the cell necessary to maintain nonequilibrium cellular composition; the first is selectivity and the second is energy conversion. Which of the following statement(s ... transported via secondary active transport include hydrogen ions, calcium, amino acids and glucose

Last Answer : Answer: c, d The selectivity of the plasma membrane, although impressive, cannot account for the nonequilibrium composition of living cells. A cell can be maintained in a nonequilibrium state only by ... to drive the transport of a second species such as protons, calcium, amino acids, or glucose

Which are the molecules that make possible active transport through membranes ?

Description : Which are the molecules that make possible active transport through membranes ?

Last Answer : Active transport is made by specific membrane proteins. These proteins are called “pumps” because they “pump” the moving substance through the membrane using energy from ATP molecules.

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

What is the energy source used in active transport through biological membranes ?

Description : What is the energy source used in active transport through biological membranes ?

Last Answer : The energy necessary for active transport (against the concentration gradient of the transported substance) to occur comes from ATP molecules. The active transportation uses chemical energy from ATP.

What is the relation between concentration gradient and active and passive transport ?

Description : What is the relation between concentration gradient and active and passive transport ?

Last Answer : Passive transport is the movement of substances across membranes in favor of their concentration gradient, i.e., from a more concentrated region to a less concentrated region. Active transport, in ... two regions while passive transport acts in a manner to reduce the concentration gradient.

Q. Give examples of active transport systems.

Description : Q. Give examples of active transport systems.

Last Answer : A. Sodium pump, calcium pump

Q. What are the salient features of active transport?

Description : Q. What are the salient features of active transport?

Last Answer : A. It requires transporters. It requires energy. Transport is generally unidirectional

How active transport is different from Diffusion?

Description : How active transport is different from Diffusion?

Last Answer : In active transport movement of substances and materials take place against the concentration gradient i.e. from lower to higher concentration. While in Diffusion molecules move from higher to lower concentration.  

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

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 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

Following processes can occur across the cell membrane at the same time. a. Osmosis b. Active transport c. Both d. None of them

Description : Following processes can occur across the cell membrane at the same time. a. Osmosis b. Active transport c. Both d. None of them

Last Answer : Both

Glucose is taken back from glomerular filtrate through (a) active transport (b) passive transport (c) osmosis (d) diffusion

Description : Glucose is taken back from glomerular filtrate through (a) active transport (b) passive transport (c) osmosis (d) diffusion

Last Answer : (a) active transport

The exchange of gases in the alveoli of the lungs takes place by (a) passive transport (b) active transport (c) osmosis (d) simple diffusion.

Description : The exchange of gases in the alveoli of the lungs takes place by (a) passive transport (b) active transport (c) osmosis (d) simple diffusion.

Last Answer : d) simple diffusion.

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