The term metabolism is best defined as ________
A) a measure of carbohydrate utilization, typically involving measurement of calories
B) the number of calories it takes to keep from shivering on a cold day
C) the sum of all biochemical reactions in the body
D) the length of time it takes to digest and absorb fats
C
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In rigor mortis
A) the myosin heads are attached to actin. B) ATP is depleted. C) calcium ions keep binding to troponin. D) sustained contractions occur. E) All of the answers are correct.
Which of the following is a characteristic of torque?
A. it is a vector quantity B. it is characterized by magnitude C. it is characterized by direction D. all of the above
Which is NOT a basic method of cell-to-cell communication?
A) mechanical signals B) cytoplasmic transfer of signals C) nerve and blood-transported signals D) contact-dependent signals E) diffused chemical signals
If a substance is not immunogenic by itself, but initiates an immune reaction when combined with a protein in the body, that substance is called a ________.
Fill in the blank(s) with the appropriate word(s).