What factors are required for facilitated diffusion to occur?
A. a concentration gradient
B. a plasma membrane
C. a transport protein
D. All of the answer options are correct.
Answer Key: D
You might also like to view...
A noncompetitive inhibitor will affect the ________ of an enzymatic reaction.
A) Km B) Vmax C) S D) P E) both choices A and B
The distribution of strawberry plants in a
strawberry field is a. clumped. b. random. c. uniform. d. constant. e. homogeneous
The prenatal period begins with the ____ and ends after ______.
A. zygote; birth B. blastocyst; gastrula C. embryo; fetus D. fetus; infant E. zygote; fetus
Each of the following is an effect of complement activation EXCEPT
A) interference with viral replication. B) bacterial cell lysis. C) opsonization. D) increased phagocytic activity. E) increased blood vessel permeability.