Which of these statements is true?
a. Transport through carrier proteins occurs more rapidly than through channel proteins.
b. Osmosis transports vitamins and nutrients through a cell’s plasma membrane.
c. Aquaporins facilitate the transport of water through a cell’s plasma membrane.
d. Ions pass through channel proteins by bonding to the protein’s inner surface.
c. Aquaporins facilitate the transport of water through a cell’s plasma membrane.
You might also like to view...
How is active immunity different from passive immunity?
a. Active immunity is slower in onset and shorter-lived. b. Active immunity is slower in onset and longer-lived. c. Active immunity is faster in onset and shorter-lived. d. Active immunity is faster in onset and longer-lived. e. Only active immunity involves antibodies.
An acid is a substance that, in solution, releases
A. oxygen ions in H2SO4. B. hydrogen ions, for example, HCl. C. —COOR ions from beer. D. chloride ions from NaCl.
Minisatellites used for establishing identity, such as paternity, are often called
a. pseudogenes. b. rDNA. c. gene clusters. d. VNTRs. e. fingerprints.
Expression QTL mapping allows researchers to characterize ________
A) loci that encode phenotypes B) loci that have high mutating rates C) loci that control gene expression D) loci that modify the rate of protein translation