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Questions and Answers
Which process involves the movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's partially permeable membrane?
Which process involves the movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's partially permeable membrane?
- Active Transport in Vesicles
- Concentration Gradient
- Facilitated Diffusion
- Osmosis (correct)
What determines the direction that ions flow through an open ion channel?
What determines the direction that ions flow through an open ion channel?
- Electrical Gradient
- Diffusion
- Electrochemical Gradient (correct)
- Concentration Gradient
Which type of protein allows specific, small, inorganic ions to pass across the membrane by facilitated diffusion?
Which type of protein allows specific, small, inorganic ions to pass across the membrane by facilitated diffusion?
- Integral Proteins
- Channel Proteins (correct)
- Carrier Proteins
- Receptor Proteins
Which type of transport requires ATP to change the shape of the transporter protein and force molecules across its concentration gradient?
Which type of transport requires ATP to change the shape of the transporter protein and force molecules across its concentration gradient?
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What is the process called when the plasma membrane pinches off into a vesicle and fuses with an endosome, as part of receptor-mediated endocytosis?
What is the process called when the plasma membrane pinches off into a vesicle and fuses with an endosome, as part of receptor-mediated endocytosis?
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