Which of the following would increase the rate of mediated transport?
A. change the shape of the binding site on the carrier molecule
B. increase the number of competitive molecules
C. remove the binding site on the carrier molecule
D. fill all binding sites on carrier molecules
E. increase the number of available carrier molecules
E
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The diffusion of water through a selectively permeable membrane is a process called:
a. osmosis b. dialysis c. filtration d. pinocytosis
Also known as Lou Gehrig's disease, ____ is a progressive, degenerative disease of the motor neurons
a. myasthenia gravis b. muscular dystrophy c. amyotrophic lateral sclerosis d. tetanus
You would normally expect to find ____________________ in the urinary bladder.
A) simple squamous epithelium B) simple cuboidal epithelium C) stratified squamous epithelium D) transitional epithelium E) simple columnar epithelium
Intrafusal muscle fibers:
A. are found in muscle spindles. B. are innervated by alpha motor neurons. C. generate most of the tension in a skeletal muscle. D. fire continuously at a constant rate. E. are only found in extensor muscles.