Which of the following processes is depicted in the diagram? ++++ ++++ ++++ ++++ ++ Low + + High + O A. Facilitated diffusion B. Passive transport C. Simple diffusion D. Active transport

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: A concentration gradient is used as an energy source for____________. Select one: a. Secondary…

A: The movement of molecules occurs across plasma membrane in a regulated manner.

Q: Compared with a smaller cell, a larger cell of the sameshape has(A) less surface area.(B) less…

A: Cell is the basic membrane bound unit that contains the fundamental molecules of life that is why it…

Q: Facilitated transport differs from diffusion in that facilitated diffusiona. involves the passive…

A: Answer is b.)  involves active use of a carrier protein.

Q: From the list below choose all which apply to the process of diffusion.  A. Requires energy B.…

A: Diffusion refers to a process where the substance passes through a membrane without the aid of amy…

Q: Active transport ________. A. utilizes energy B. cannot be saturated C. requires cofactors D.…

A: Active transport is the energy-requiring process of pumping molecules and ions across membranes…

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: All of the following are true about diffusion EXCEPT: a) Higher temperatures decrease the rate of…

A: Diffusion is the passive movement of molecules or particles (for example, atoms, ions, molecules,…

Q: What kind of membrane proteins trigger a change in cellular activity in response to a stimulus?   A.…

A: Stimulus - Stimulus is defined as the foreign particle which influences the cell to respond to the…

Q: Which one of the following structures between two adjacent cells is an effective transport pathway?…

A: All living cells are divided into eukaryotic or prokaryotic cells. Plant cells are eukaryotic cells,…

Q: Which process does not require cellular energy (and thus, it is a passive process)? a. primary…

A: Passive transport – whenever a substance is greater in concentration on one side of cell membrane or…

Q: Proteins like albumin in the blood maintain water inside the blood vessels using A. Osmotic pressure…

A: Question - Proteins like albumin in the blood maintain water inside the blood vessels using A.…

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: WHAT ARE THE CONCEPT AND IMPORTANCE OF THE FOLLOWING I. Translocation through the cell membrane  a.…

A: NOTE- Since you have asked for a question with multiple subparts, we are solving the very first…

Q: Why is diffusion effective only over short distances? Because the longer the distance between two…

A: It serves as a barrier for the free movement of molecules across the cell. The transport of…

Q: If magnesium ions are in higher concentration outside the cell, they would move into the cell by the…

A: Movement across the membrane happens through two pathways. Active mechanism and passive mechanism.…

Q: Diffusion means that a)  smaller particles move across the membrane faster. b)  all particles…

A: The movement of particles from an area of higher concentration to an area of lower concentration…

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: Define the following terms: a. glycocalyx b. cell cortex c. endomembrane system d. vesicle e.…

A: Answer: Introduction: Glycocalyx is a prokaryotic cell organelle.

Q: The cytoplasmic connections from cell to cell are known as:   A middle lamella B…

A: The cell wall is an outer protective membrane in many cells including plants, algae, and fungi. The…

Q: The image illustrates passive and active transport across the cell membrane.  (Use the diagram to…

A: Water, gas and nutrient are essential component of cell for both plants and animals. Water water…

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: One substance flows down its concentration gradient, and the energy is harnessed to move another…

A: Active transport is a type of transport in which a cell expends energy in the form of ATP to move a…

Q: CELL MEMBRANE Low Concentration of Substances Outside Cell Cell Membrane Inside Cell High…

A: Transportation is the movement of molecules across plasma membrane.

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: substances be transported across a membrane against their concentration gradient?

A: Some membrane proteins are ATP-dependent carrier molecules.

Q: How is bulk transport of molecules governed in a eukaryotic cell? (A by active transport B by…

A: If a cell were a house, the plasma membrane would have served as the outside walls, complete with…

Q: Does polarity affect the rate of diffusion? Explain your answer using scientific principles

A: Molecules travel through pores in cell membranes during the diffusion process. Assume that if a…

Q: Which of the following processes requires the cell to expend metabolic energy directly (e.g., from…

A: Metabolism is a series of life-sustaining biochemical systems which allow creatures to convert…

Q: what do you think scientists mean when they say that the cell membrane is fluid

A: The inner region of the cell is separated from the outer environment by a protective membrane…

Q: Which statement correctly describes a difference between simple diffusion and facilitated diffusion?…

A: Simple diffusion permits the passage of only small and nonpolar molecules across the plasma…

Q: Which is an example of diffusion of oxygen?   a. Movement of oxygen from the lungs into the blood…

A: Blood acts as a medium for transporting gases, for example, O2 (oxygen) and CO2 (Carbon dioxide). It…

Q: Which of the following processes requires protein carriers to move materials up their concentration…

A: a. active transport.

Q: Which of the following is true of passive transport?a. it requires a gradient b. it uses the cell…

A: Membrane transport is the process that regulates the passage of ions, solutes, and small molecules…

Q: A selectively permeable A. allows some substance to move across the membrane, but not others B.…

A: Selectively permeable means a membrane allows the passage of some molecules or ions and inhibits the…

Q: Based on the figure attached, this system represents:   a.  primary active transport b.  passive…

A: There are two main types of transport that occurs in cells, active transport and passive transport.…

Q: Which is an example of passive transport? a) A membrane protein uses a hydrogen ion concentration…

A: Membrane transport allows transportation of material or substance into the cell and out of the cell…

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: Apply the concept of diffusion to predict the movement of molecules.

A: Most of the biological membranes are involved in transportation of various substances to carry out…

Q: During diffusion, what happens when the concentration of solutes on both sides of the biological…

A: Cell is the basic structural and functional unit of life.

Q: a)  Difference between Endocytosis and exocytosis  b) Difference between DNA vs RNA vs Protein c)…

A: a) Endocytosis is the process of capturing a substance or particle from outside the cell by…

Q: A cell membrane with no proteins will still show which process? a) active transport b) facilitated…

A: Introduction :- The cell membrane, also known as the plasma membrane, separates the interior of the…

Q: Identify the following as Active or Passive transport. (A. Active B. Passive) 1. Diffusion 2.…

A: This question is based on tonicity and transport across biological membranes. Tonicity depends on…

Q: a membrane protein that moves molecules across a membrane. What type of transport could that protein…

A: Diffusion is passive and can occur from one part to another or from cell to cell or over short…

Q: Facilitated diffusion moves objects from... A. a LOWER concentration area to a HIGHER concentration…

A: Water water soluble substances and gaseous components are transported across the cells by various…

Q: Tonoplast is a differentially permeable membrane surrounding the _____. A Vacuole B…

A: The cells are the basic structural and fundamental unit of the living system. It consists of many…

Q: Enzymes contained in break down worn-out organelles, bacteria, and other particles. a. lysosomes c.…

A: The structural, functional, and biological components of all living things are cells. A cell can…

Q: Choose the passive process from the list below.  A. Water moving through the membrane  B. Sodium…

A: Passive transport is a process by which an ion or molecule passes through a cell wall via a…

Q: The greater the magnitude of the concentration gradient:   a.  the more rapid the rate of…

A: Concentration gradient refers to the magnitude of the difference between the concentration of two…