6 Questions
Which transport mechanism involves the movement of molecules and ions from higher to lower concentration?
Facilitated diffusion
What type of transport requires the expenditure of metabolic energy and involves specific carrier proteins?
Active transport
Which type of transport utilizes ATPases that pump solutes across membranes by hydrolyzing ATP?
Primary active transport
What factor particularly affects the rate of diffusion of ions across a membrane?
Electrical potential difference
Which transport mechanism involves the transport of two solutes through the same transporter protein, one along its gradient and the other against its gradient?
Secondary active transport
What type of transport requires the transport of a substance against its concentration gradient with the help of a specific carrier protein?
Active transport
Test your knowledge on the functions of phospholipids in cell membranes. Learn about how phospholipids form a protective barrier, regulate substance transport, and provide support for cells.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
