The erythrocyte anion exchange protein "ping-pong" transport mechanism involves
A) binding of Cl? on one side of the membrane.
B) binding of bicarbonate ion on one side of the membrane.
C) unidirectional transport of Cl? only out of the cell.
D) two conformational states of the protein.
E) All are involved in the mechanism.
Answer: C
You might also like to view...
Describe the relationships among induction, determination, and differentiation
What will be an ideal response?
Haplodiploidy can occur in which animals?
a. fish b. rodents c. spiders d. birds
If survival rates do not vary with age, as in many species of perennial plants, reptiles, adult birds, and rodents, survivorship curves are typically
A) type I. B) type II. C) type III. D) type IV.
Which of the following types of membrane proteins are responsible for conveying external messages such as those sent by a hormone signal?
A) Recognition proteins B) Receptor proteins C) Connection proteins D) Transport proteins E) Enzymes