Question

Which of the following statements is valid for the enzyme complexes of electron transport chains? (select one or more) 

a. they are integral membrane proteins localized in the inner mitochondrial membrane 

b. they cannot be isolated from each other in a functional form 

c. have similar absorption spectra of visible light 

d. interact with each other via mobile electronic carriers 

e. they are localized in the mitochondrial matrix 

Answer 1

Option a. They are integral membrane proteins localized in the inner mitochondrial membrane.