Choose the correct statement. O Two of these are correct O Secondary active transport consists in both an exergonic and endergonic process O three of these are correct O Passive transport is an exergonic process O The work of pumps decreases entropy O All of these are correct O Simple diffusion increases entropy

Q: Which of these best describes ion movement through a cell membrane? lons diffuse due to…

A: Movement of molecules or ions from higher concentration to lower concentration is called diffusion…

Q: Nhat type of system is this? O Steady State Diffusionn, no reaction Unsteady State Diffusion O…

A: Answer: SALT CONCENTRATION: A  solution carries a amount of salt is called hypertonic solution where…

Q: What type of transport is moving Na+ ions across the basolateral membrane of a distal tubule cell? O…

A: The kidneys are made up of microsccopic structures known as nephrons, which forms the structral and…

Q: H* H* P + ADP ATP What class of membrane pump is shown in the figure below? F-Class ATPase O V-Class…

A: Transportation of molecules occur in different ways. These can be active or passive.  Active…

Q: Which of the following statement(s) about active processes of membrane transport is false? a.…

A: The phenomenon by which ion and molecules are transported across the cell membrane or blood…

Q: In which way are voltage-gated ion channels and active transporters similar?  a   they are…

A: The molecules and ions can travel through the membranes. The membranes include the cell membrane,…

Q: 9. Water moves across a cell membrane through a channel protein, whereas glucose moves across a cell…

A: Passive transport is a membrane transport system applicable for small molecules or ions that do not…

Q: The average human generates approximately their own weight in ATP every day. A resting person uses…

A: Sodium-Potassium pump is a P class pump, where, P stands for phosphorylation. Pumps are…

Q: Which of the following would lead to an increase in the rate of diffusion? O Decrease in…

A: Diffusion is a form of passive transport. It involves the movement of solutes from an area of higher…

Q: Which process(es) use ATP in a cell? Choose all that apply. A active transport ® moving organelles…

A: Adenosine triphosphate (ATP) is the molecule responsible for providing energy sources for many…

Q: If Ec=-70mV, and the membrane depolarises slightly to -60mV, how will Cl behave? O It will leak into…

A: Membrane depolarization refers to the process by which the membrane potential of a cell becomes less…

Q: Can you please answer this question and say the correct letter

A: An electrochemical gradient is a gradient of electrochemical potential, usually for an ion that can…

Q: Zero order kinetics refers to: A Rate is dependent of concentration or amount of chemical B Rate of…

A: 1. Zero-order absorption occurs when a substance is taken at a nearly constant rate. A fixed amount…

Q: Which of the following statement(s) about passive processes of membrane transport is false? a.…

A: The cell is protected from damage by a bilayered phospholipid membrane. This membrane restricts the…

Q: location are corn Question 74 In active transport solute mo O True

A: a) True

Q: Which of the following is true of the FoF1 ATPase under normal cellular conditions? Select all that…

A: Introduction :  FoF1 complex present in inner mitochondrial membrane and it can create ATP.  FoF1…

Q: Are symporters and antiporters always involved in active transport? Can't both solutes move in the…

A: The cell uses active transport, that takes energy derived from ATP, to move molecules against the…

Q: select the correct statement regarding electrochemical gradients. O Thermodynamically,…

A: Electrochemical gradients refers to the difference in charge(electrical gradient) and chemical…

Q: Both simple dufusion and facilitated diffusion of small polar uncharged molecule Select one: O A.…

A: Polar molecules do not require carrier proteins. So the option D is wrong.

Q: shown below, which of the following would likely happen if the glucose facilitated diffusion…

A: Glucose concentration would be higher in the lumen of the organ and lower in the cytosol of the…

Q: Which of the following can move a substance against the concentration gradient? Select all that…

A: Transports which can move substances against the concentration gradient are as follows :-  1.…

Q: Coupled transport across a cell membrane: O requires isomerization of a pigment molecule by a…

A: The simultaneous movement of two substances through a biological membrane is known as coupled…

Q: Facilitated diffusion is a metabolically inexpensive process. O True O False

A: Membrane transportation is a phenomenon involving transfer of nutrients from one part to other.  It…

Q: Name the membrane transport mechanism that Ca2* would most likely use to diffuse across the…

A: Ca2+ are transported by Ca2+ pumps which are mainly present on smooth endoplasmic reticulum (SER)…