Primary active transport b pumps products pumps uses

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: um Facilitated Diffusion Figure 5-12: Diffusion of glucose into cells 12: 8 1/31/2010 B. Primary Active Transport: B. Pumps Products Pumps • Uses ATP to to move products move • Up a Up concentration gradient gradient – Low high Low Figure 5-13: The Na+ - K+ -ATPase Primary Active Transport: Primary ATP-Powered Protein Pumps ATP Na+/K+ Pump!! Figure 5-14: 14: Mechanism of the Na+ - K+ -ATPase Na 9 1/31/2010 C. Secondary Active Transport: Uses Kinetic Energy of [ion] Uses • Cotransports –Symport • [Ion] restored –using ATP using Figure 5-15: Sodium-glucose symporter glucose symporter Energy Transfer: Review • Cell metabolism Cell (Ch. 4) (Ch. • Membrane Membrane transport (Ch. 5) (Ch. • ** COUPLING – Exergonic processes release processes energy energy – Released energy Released absorbed by Endergonic Endergonic processes • Proceed!! Figure 5-19: Energy transfer in living cells 10 1/31/2010 D. Vesicles in Membrane Transport D. • Bulk Transport Bulk Moves: Moves: – particles particles – Large...
View Full Document

Ask a homework question - tutors are online