Facilitated diffusion uses a channel protein to let components move down their concentration gradient.
a. true
b. false
Ans: a. true
Biology & Microbiology
You might also like to view...
When a cell reaches equilibrium, solute movement stops
a. True b. False
Biology & Microbiology
The most common leukocyte in the blood is
a. a lymphocyte. b. an eosinophil. c. a basophil. d. a neutrophil.
Biology & Microbiology
The amoebozoa use what structures for movement and feeding?
A) threadlike pseudopodia B) cilia C) flagella D) lobe-shaped pseudopodia
Biology & Microbiology
The phylogenetic species concept (PSC) declares that a group is a species if it
A. is reproductively isolated from other species. B. has evolved one or more of its own derived characters. C. looks different than other species. D. is allopatric. E. has no synapomorphies.
Biology & Microbiology