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Questions and Answers
In which type of solution does a cell placed in it experience a net influx of water?
In which type of solution does a cell placed in it experience a net influx of water?
- Equaltonic solution
- Hypotonic solution (correct)
- Isotonic solution
- Hypertonic solution
Which of the following describes the movement of substances across a membrane from an area of high to low concentration without the need for a transporter protein?
Which of the following describes the movement of substances across a membrane from an area of high to low concentration without the need for a transporter protein?
- Bulk transport
- Facilitated diffusion
- Active transport
- Simple diffusion (correct)
What happens to a cell placed in a hypertonic solution?
What happens to a cell placed in a hypertonic solution?
- Cell shrinks and may undergo crenation (correct)
- Cell's membrane becomes impermeable
- Cell swells and may burst
- Cell remains unchanged
What type of transport proteins are involved in facilitated diffusion?
What type of transport proteins are involved in facilitated diffusion?
Which of the following is NOT a potential outcome when cells are immersed in isotonic solutions?
Which of the following is NOT a potential outcome when cells are immersed in isotonic solutions?
What drives the movement of substances in facilitated diffusion?
What drives the movement of substances in facilitated diffusion?
What happens to a red blood cell when placed in a hypotonic solution?
What happens to a red blood cell when placed in a hypotonic solution?
If the solute concentration inside a cell is higher than the surrounding solution, what is the tonicity of the solution relative to the cell?
If the solute concentration inside a cell is higher than the surrounding solution, what is the tonicity of the solution relative to the cell?
What is the primary driving force behind the movement of water across a semipermeable membrane during osmosis?
What is the primary driving force behind the movement of water across a semipermeable membrane during osmosis?
In a hypertonic solution relative to a cell, what happens to the cell volume?
In a hypertonic solution relative to a cell, what happens to the cell volume?
What is the term used to describe the phenomenon where a red blood cell loses water and shrinks in a hypertonic solution?
What is the term used to describe the phenomenon where a red blood cell loses water and shrinks in a hypertonic solution?
In an isotonic solution, what is the relationship between the solute concentrations inside and outside the cell?
In an isotonic solution, what is the relationship between the solute concentrations inside and outside the cell?
What is the primary driving force behind passive transport across a cell membrane?
What is the primary driving force behind passive transport across a cell membrane?
In a hypotonic solution, water molecules will tend to move:
In a hypotonic solution, water molecules will tend to move:
Which of the following statements is true about facilitated diffusion?
Which of the following statements is true about facilitated diffusion?
In a hypertonic solution, water molecules will tend to move:
In a hypertonic solution, water molecules will tend to move:
Which of the following statements is true about simple diffusion?
Which of the following statements is true about simple diffusion?
Which of the following statements is correct regarding the effect of solute concentration on water movement across a cell membrane?
Which of the following statements is correct regarding the effect of solute concentration on water movement across a cell membrane?
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