Which of the following vitamins is necessary for producing collagen?
A. Vitamin D
B. Biotin
C. Vitamin C
D. Thiamine
Answer: C
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Cells lacking lysosomes would be unable to undergo apoptosis.
Answer the following statement true (T) or false (F)
Which of the following would be most likely to be determined with a patient's ECG recording?
A. a heart murmur B. stroke volume C. cardiac output D. blockage of conduction of electrical signals between the atria and the ventricles E. a leaky atrioventricular valve
What type of cell has abundant ribosomes?
A. cardiac muscle cells (require large amounts of ATP) B. white blood cell, a phagocyte C. fibroblast (makes protein fibers) D. red blood cell (transports oxygen) E. liver cells that detoxify hydrogen peroxide
In the platelet release reaction,
A. factor XII is activated. B. ADP and thromboxanes stimulate other platelets to become activated. C. activated platelets are connected by fibrinogen. D. prostaglandin production is inhibited. E. platelets convert to fibrin.