Facilitated diffusion:a
requires a transmembrane protein.
b. requires ATP.
c. can move molecules against a concentration gradient.
d. is typically used to transport small nonpolar molecules.
e. is typically used to transport large food particles.
A
You might also like to view...
The purines of DNA are
A. adenine and guanine. B. thymine and adenine. C. serine and threonine. D. thymine and uracil. E. thymine and adenine AND thymine and uracil.
What was the benefit envisioned from the Human Genome Project? Was this project an appropriate use of taxpayers'
money? Why or why not? What will be an ideal response?
The most abundant protein on earth is ________.
A. chlorophyll B. NADPH C. cellulose D. rubisco E. ATPase
What types of density-dependent effects do we see in human populations as conditions become crowded due to overpopulation?
What will be an ideal response?