Imagine you have extracted myosin molecules from both fast and slow muscle fibers and are measuring the rate at which these proteins hydrolyze ATP. What would these relative rates of ATP hydrolysis be?
A. fast fiber > slow fiber
B. slow fiber > fast fiber
C. slow fiber = fast fiber
A. fast fiber > slow fiber
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A parasitic disease known as Schistosomiasis is caused by several species of flatworms in the
phylum Platyhelminthes. The life cycle includes an aquatic snail where the larvae develop; these larvae then hatch into the water and swim around until they find the appropriate vertebrate host. Adult males and females reproduce sexually in the vertebrate host, and eggs are usually shed into water via feces or urine. The snail would be considered a(n) __________.
a. intermediate host b. vector c. primary host d. cyst
Water-soluble vitamins are _____
a. stored in body fat b. not destroyed by heat c. often coenzymes d. often lacking in the diet e. stable in heat
Which antibodies will be in the serum of a person with blood type B, Rh+?
A) anti-A, anti-B, anti-Rh B) anti-A, anti-Rh C) anti-A D) anti-B, anti-Rh E) anti-B
The enzyme _____, that is found in tears and saliva, can hydrolyze the bonds in the glycan chains of certain bacterial cell walls.
A. penicillinase B. lysozyme C. peptidase D. All of the choices are correct. E. None of the choices is correct.