Identify the correct statement regarding the process of denaturation
A) It is affected by low temperatures.
B) It is unaffected by changes in pH.
C) It is the loss of protein structure.
D) It is an increase in enzyme activity.
E) It results in decreased substrate availability.
C
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A contractile response of a single muscle fiber to a single muscle impulse is called a:
A. tetanus B. tone C. treppe D. twitch E. paralysis
Describe the muscle condition called tetanus. Is this a normal or a pathological event? If it is normal, what is the function? If it is pathological, what is the cause? The bacterium Clostridium tetani causes a disease called tetanus or lockjaw; you may have been vaccinated against tetanus, especially if you ever had hospital treatment for a skin wound. Speculate on whether or not the name of
this disease is related to the muscle condition and why the disease can be fatal. What will be an ideal response?
Which of the following processes allows cells to concentrate material that is present only in very small amounts in the extracellular fluid?
A)receptor-mediated endocytosis B)phagocytosis C)pinocytosis D)Transcytosis
A person lying on the bed and gazing at the ceiling is in the ________ position
A) prone B) supine C) anatomical D) dorsal E) caudal