PNB 2250 Exam 3 Practice Questions and
Answers
A fish freshwater....(E3)
A. rapidly loses water through the gills
B. loses solutes through the gills
C. must be an osmoconformer
D. actively pumps solutes out of its body through the gills
E. must produce a very concentrated urine - Ans:-D
The...
A. neuron stimulated shortening of striated muscle
B. overall physical movement
C. bone movement
D. digestion
E. meiosis - Ans:✔✔-E
The ability of myosin to act as a molecular motor is dependent on ...(E3)
A. the interaction of myosin with kinesin
B. the consumption of ATP by dynein
C. the interaction of the myosin head with tubulin
D. the movement of the myosin head in contact with actin
E. the movement of the myosin tail - Ans:✔✔-D
A fish in seawater...(E3)
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