Q: Differentiate between active transport and passive (simple) diffusion. (At least 4 differences)
A: Transport of materials takes place all throughout the body. Circulatory system of the body is the…
Q: A. Using what you learned about the forms of passive transport, fill out the following Ve diagram.…
A: Simple diffusion is a form of diffusion that does not require the assistance of membrane proteins.…
Q: What kind of transport mechanism in cells involves ligands binding to specific receptor proteins on…
A: Transport is a kind of process which is responsible for transporting the molecules from the one…
Q: An increase in temperature will cause an increase in diffusion in diffusion rate becausea. hot water…
A: Diffusion - Diffusion is the process of the movement of substances from area of high concentration…
Q: Diffusion_. is important for moving molecules over large distances in the body is a type of active…
A: The cellular process by which solutes, including ions and small molecules, move across the…
Q: Active transport of a substance across a membrane requiresa. a gradient b. the expenditure of ATP c.…
A: Cellular transport is the movement of molecules and ions across the cell membrane. Cells have two…
Q: FACILITATED DIFFUSION a. What is the importance function of facilitated diffusion in the Human Body?…
A: Facilitated diffusion is the movement of substances through a biological membrane from an area of…
Q: Which of the following processes includes all the others? O a. Facilitated diffusion O b. Passive…
A: Passive transport is a kind of membrane transport that doesn't expect energy to get substances…
Q: Describe active transport, including primary and secondary active transport in your description.…
A: The movement of the substances across membranes can take place because of the various types of…
Q: Describe the difference between active and passive transport. Describe the differences between…
A: Since you've asked multiple questions, we're answering the first one for you. If you want any other…
Q: Cells transport sodium ions out of the cell against the sodium concentration gradient. This is an…
A: The sodium ions move in and out of cell using sodium pump mechanism, against the concentration…
Q: Explain why the graph obtained for facilitated diffusion when velocity of transport of a given…
A: Here in the image the the first portion of the question has been described.
Q: Facilitated diffusion differs from active transport in thatfacilitated diffusiona. expends no ATP.b.…
A: The cell membrane is semipermeable and allows only certain molecules transportation from in and out…
Q: As molecular weight increases.a). the rate of diffusion remain unchanged.b). the rate of diffusion…
A: Diffusion refers to the solute movement from the area of higher concentration to the lower…
Q: Which is common between active transport and facilitated diffusion A Both uses metabolic energy B…
A: Bothe process happen with the aid of transport proteins. Facilitated diffusion is a passive…
Q: Explain how simple diffusion can be distinguished from facilitated diffusion and how active…
A: The simple and facilitated diffusion, active and passive transport are all different types of…
Q: Our cells need glucose for energy. When blood glucose is low, glucose must still be moved into our…
A: Transportation is a necessary, natural, and physiological activity that happens in all higher…
Q: Difference between primary & secondary active transport.
A: Transport of ions and molecules across the cell membranes occur in two ways i.e. Passive transport…
Q: Compare and contrast diffusion with facilitated transport.
A: Diffusion is the movement of molecules from an area where the molecule is in high concentration to…
Q: Diffusion requires a membrane to occur. A True B False
A: The cell membranes are semi-permeable membranes that allow only some substances to pass through…
Q: The distinctive properties of facilitated diffusion are: (а) Increase the speed of diffusion of…
A: Facilitate diffusion involves the movement of solutes along the concentration gradient.
Q: In which situation would passive transport not use a transport protein for entry into a a. water…
A: The solutes migrate down the concentration gradient from high concentration to low concentration in…
Q: For a transport process, a linear plot of of V vs [S] indicates the transport is: a. undetermined O…
A: Cell membrane is a lipid bilayer with a hydrophobic interior. Thus, small, hydrophobic substances…
Q: Using the figure to the right, explain the similarities and differences between the two types of…
A: 4. The figure in the question shows 2 types of passive transport- a) simple diffusion & b)…
Q: The diffusion stops when a substance concentration is high inside a ell: a- This can be found in…
A: Diffusion is the process that results in the net motion of particles from a region of higher…
Q: . Define diffusion. Is diffusion a passive or an active process? Explain how solute moves in this…
A: There are two types of processes - active and passive that governs the movement of the particles. In…
Q: Active transport must function continuously because. a. plasma membranes wear out b. not all…
A: While passive transport keeps moving the solutes along the concentration gradient to maintain…
Q: A researcher is studying White Blood Cells (Leukocytes) of a patient infected with Tuberculosis…
A: Exocytosis : It is a process in which a cell removes the excretory substances or other cellular…
Q: A transport protein requires ATP to pump sodium ions across a membrane. This is a case of_______ .…
A: The act or the means by which a molecule or ion is moved across the cell membrane or via the…
Q: Receptor mediated endocytosis requires the presence of a) primary active transport pumps. D) carrier…
A: Introduction Endocytosis is the formation of an intracellular membrane-bounded vesicle containing…
Q: Which of the following transport mechanisms requires energy? A) facilitated diffusion B) osmosis C)…
A: The cell membrane is a selectively permeable membrane such that it allows only certain molecules to…
Q: List the differences between passive diffusion and facilitated diffusion.
A: Diffusion is defined as the migration of a chemical from a high-concentration area to a…
Q: Potassium cyanide is known to interfere with the formation and use of ATP in cell metabolism. If the…
A: (Note: According to guidelines, we are supposed to answer only 1 question. Please submit other…
Q: What do you mean by active transport?
A: There are two distinct processes with the help of which various necessary molecules can be travelled…
Q: Can you explain ACTIVE transport - more specifically how transport is facilitated by proteins…
A: Movements of ions and molecules in and across the cell membrane are regulated by a set of transport…
Q: Compare and contrast the type of membrane transport
A: Membrane transport implies the movement of solute via membraneous barrier which is phospholipid…
Q: MULTIPLE CHOICE. A B C D or Duhh 1) Molecules assisted by a transport protein may cross a selective…
A: Introduction :- Active transport is the movement of molecules across a cell membrane against a…
Q: 1- One of the following diffusion paths is not driven by the concentration of sub: a- Primary active…
A: Introduction: Passive transport is a movement of biochemicals and other atomic or molecular…
Q: n diffusion, substances move from areas of (greater) (lesser) to (greater) lesser concentrations.
A: In diffusion, the substances moves from areas of greater concentration to areas of lesser…
Q: Which of the following shows the difference/s between active and passive transport? I. II. Active…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A carrier protein is required for O A. osmosis and active transport. O B. osmosis and diffusion.…
A: The movement of solutes, as well as water molecules across the plasma membrane, occurs due to the…
Q: A blood cell with a 2% internal solute concentration is placed in a solution that has a 0.2% solute…
A: How would you classify the solution compared to the cell – hypotonic, hypertonic or isotonic? Why?…
Q: Differentiate the following in terms of description and properties. a. Diffusion b. Active…
A: Transportation across the membrane is a crucial process in cell biology. Some transport processes…
Q: Which form of transport through the plasma membrane requires energy by the cell? Select one: a.…
A: The plasma membranes of the cells are selectively permeable to various biomolecules and ions. The…
Q: 5. The crowed left after the match , but one of them forget its coat and had to return between the…
A: Passive transport is the transport of ions down their electrochemical gradient without the spending…
Q: Which of the following scenarios is an example of diffusion? A. A glass of water is spilled, and…
A: Cell transport is the development of substances across the cell layer either into or out of the…
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- The passive non-mediated movement of particles across a membrane driven by pressure is A. filtration B. diffusion C. facilitated diffusion D. osmosis E. active transport F. vesicular transportPassive transport mechanism requires both the aid of proteins and the expenditure of cellular energy. While facilitated and active mechanism both needs proteins in order to transport drugs or ions across a membrane channel. * A. Both statements are INCORRECT B. Neither is CORRECT C. Only the 1st statement is INCORRECT D. Only the 2nd statement is CORRECTFacilitated transport differs from diffusion in that facilitated diffusiona. involves the passive use of a carrier protein.b. involves the active use of a carrier protein.c. moves a molecule from a low to a high concentration.d. involves the use of ATP molecules.
- 1.There are different processes for transport of molecules of ions across cell membranes. Explain briefly each process a. Simples diffusion b. Facilitated diffusion via carrier proteins c. Facilitated diffusion via ion channels d. Primary active transport e. Secondary active transport f. Endocvtosis g. Exocytosis h. Transcytosis 2. List four Physical factors that affect the rate of diffusion and how they will affect it. 3. What kind of molecules can pass through the plasma membrane of the cells through simple diffusion? Give brief discussion. 4. List the three main parts of a cell and explain their functions. 5. Define an organelle. Which organelles are surrounded by a membrane and which are not? 6. What is the key difference between passive and active process? 7. Why RNA transcription can still serve the needs of the cell even if its operation is slow compared to DNA?Which of these statements about carrier-mediated facilitated diffusion is true? a. It uses cellular ATP. b. It is used for cellular uptake of blood glucose. c. It is a form of active transport. d. None of these are true.1. Define osmosis, simple diffusion, facilitated diffusion. 2.. Identify why each of these is a form of passive transport. 3. Give examples of each type of passive transport.
- Active transport must function continuously because. a. plasma membranes wear out b. not all membranes are amphiphilic c. facilitated transport opposes active transport d. diffusion is constantly moving solutes in opposite directionsThe passive, non-mediated movement of particles into or out of a cell following the particle’s concentration gradient is called A. osmosis B. vesicular transport C. filtration D. diffusion E. facilitated diffusion F. active transport22. Which of the following statements about passive processes of membrane transport is true? a. cellular energy is not required b. substances move along its concentration gradient c. all require the aid of proteins during transport d. a and b e. a and c
- The energy requiring mediated movement of small particles into or out of a cell up their concentration gradient is called A. diffusion B. facilitated diffusion C. active transport D. osmosis E. vesicular transport F. filtrationWhich of these processes are membrane-crossing mechanisms that require no energy input? Select all that apply. A. Osmosis B. Facilitated diffusion C. Sodium-potassium pumpConcerning the process of diffusion, at equilibriuma. the net movement of solutes stops.b. random molecular motion continues.c. there is an equal movement of solute in opposite directions.d. the concentration of solute is equal throughout the solution.e. All of these are correct