Platelets

question 150

Multiple Choice

Platelets

• A) are small cell fragments derived from large megakaryocytes in the bone marrow
• B) lack nuclei
• C) contain high concentrations of actin and myosin, which enable them to contract
• D) all of these
• E) are small cell fragments derived from large megakaryocytes in the bone marrow and contain high concentrations of actin and myosin, which enable them to contract

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