O-LevelBiologyTransport in Humans5090/12 · May/June 2019 · Q151 Mark
Which statement about white blood cells is correct?
AThey can ingest bacteria by a process called phagocytosis.
BThey can produce antigens in response to foreign antibodies.
CThey convert fibrinogen to fibrin when bleeding happens.
DThey transport toxins from body tissues to the liver.
✓ Correct answer
A: They can ingest bacteria by a process called phagocytosis.
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