Chapter 8.4

Question 1

How many sodium ions come in for every potassium ions out in the sodium/potassium ATPase

Answer 1

-three sodium ions in for two potassium ions that are pumped out

Question 2

Is the outer mitochondrial membrane highly permeable

Answer 2

• yes

- >there is the passage of small ions and small proteins

Question 3

Does the inner mitochondrial membrane contain high level of cardiolipin

Answer 3

• yes

- >but does not contain cholesterol