All of the following are true of platelets EXCEPT:
A. Circulating platelets have a round disklike shape.
B. Contact with collagen initiates a shape change.
C. A platelet plug forms in seconds to stop bleeding in a small wound.
D. Platelet aggregation requires only that spiny pseudopods are present on the platelets.
Answer: D
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_______ what is the abbreviation for problem-focused history
Fill in the blank with correct word.
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An oxygen atom can be added to acetic acid to form an excellent disinfectant with sterilization capabilities. This disinfecting agent is:
a. peroxide. c. peracetic acid. b. peroxidic acid. d. acetic peroxide.
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