Which of the following are examples of diffusion (either passive or facilitated)? Glucose in the bloodstream moves through a GLUT channel in to a cell where its concentration is low ATP is expended by the Na/K ATPase to pump three sodium ions out of the cell and two potassium ions in SGLTS use a pre-established sodium concentration gradient to pump glucose in to the cell Small particles can move freely through the outer mitochondrial membrane down their concentration gradient Steroid hormones pass through the cell membrane and bind to receptors in the nucleus Hydrogen ions are pumped out of the mitochondrial matrix--where pH is high--in to the intermembrane space--where pH is low

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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Question 24
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Which of the following are examples of diffusion (either passive or facilitated)?
Glucose in the bloodstream moves through a GLUT channel in to a cell where its concentration is low
ATP is expended by the Na/K ATPase to pump three sodium ions out of the cell and two potassium ions in
SGLTS use a pre-established sodium concentration gradient to pump glucose in to the cell
Small particles can move freely through the outer mitochondrial membrane down their concentration gradient
Steroid hormones pass through the cell membrane and bind to receptors in the nucleus
Hydrogen ions are pumped out of the mitochondrial matrix--where pH is high--in to the intermembrane space--where pH is low
2.67/8
2/4
Transcribed Image Text:ial Question 24 ? HELP CENTER Which of the following are examples of diffusion (either passive or facilitated)? Glucose in the bloodstream moves through a GLUT channel in to a cell where its concentration is low ATP is expended by the Na/K ATPase to pump three sodium ions out of the cell and two potassium ions in SGLTS use a pre-established sodium concentration gradient to pump glucose in to the cell Small particles can move freely through the outer mitochondrial membrane down their concentration gradient Steroid hormones pass through the cell membrane and bind to receptors in the nucleus Hydrogen ions are pumped out of the mitochondrial matrix--where pH is high--in to the intermembrane space--where pH is low 2.67/8 2/4
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