Which of the following statements is true about platelets?
A) They play an important role in healing by absorbing and removing foreign substances from the body.
B) They contain hemoglobin,which is needed to carry oxygen and carbon dioxide throughout the body.
C) They clump together to block small holes that develop in blood vessels,and they also play an important role in blood clotting.
D) They contain granules that secrete digestive enzymes,which engulf and act on bacteria,turning them into a form conducive to excretion.
Correct Answer:
Verified
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